Finding the Fourth Proportional to 88,706,039.30, 133,078,412.55 and 50,385,911.30

Step by Step Solution

1. Step 1: Write the proportion equation
   88,706,039.30 : 133,078,412.55 = 50,385,911.30 : x
2. Step 2: Convert to fraction form
   88,706,039.30/133,078,412.55 = 50,385,911.30/x
3. Step 3: Cross multiply
   88,706,039.30x = 133,078,412.55 × 50,385,911.30
4. Step 4: Simplify right side
   88,706,039.30x = 6,705,277,090,689,106
5. Step 5: Solve for x
   x = 6,705,277,090,689,106/88,706,039.30
6. Step 6: Final answer
   x = 75,589,859.99