Finding the Fourth Proportional to 145,497,991.37, 200,757,254.72 and 83,606,372.51

Step by Step Solution

1. Step 1: Write the proportion equation
   145,497,991.37 : 200,757,254.72 = 83,606,372.51 : x
2. Step 2: Convert to fraction form
   145,497,991.37/200,757,254.72 = 83,606,372.51/x
3. Step 3: Cross multiply
   145,497,991.37x = 200,757,254.72 × 83,606,372.51
4. Step 4: Simplify right side
   145,497,991.37x = 16,784,585,820,783,456
5. Step 5: Solve for x
   x = 16,784,585,820,783,456/145,497,991.37
6. Step 6: Final answer
   x = 115,359,570.69