Finding the Fourth Proportional to 99,190,156,784.37, 136,878,473,707.86 and 58,558,157,013.57

Step by Step Solution

1. Step 1: Write the proportion equation
   99,190,156,784.37 : 136,878,473,707.86 = 58,558,157,013.57 : x
2. Step 2: Convert to fraction form
   99,190,156,784.37/136,878,473,707.86 = 58,558,157,013.57/x
3. Step 3: Cross multiply
   99,190,156,784.37x = 136,878,473,707.86 × 58,558,157,013.57
4. Step 4: Simplify right side
   99,190,156,784.37x = 8,015,351,155,162,678,820,864
5. Step 5: Solve for x
   x = 8,015,351,155,162,678,820,864/99,190,156,784.37
6. Step 6: Final answer
   x = 80,807,929,083.00