Finding the Fourth Proportional to 711,550,385.94, 981,885,919.59 and 433,061,130.18

Step by Step Solution

1. Step 1: Write the proportion equation
   711,550,385.94 : 981,885,919.59 = 433,061,130.18 : x
2. Step 2: Convert to fraction form
   711,550,385.94/981,885,919.59 = 433,061,130.18/x
3. Step 3: Cross multiply
   711,550,385.94x = 981,885,919.59 × 433,061,130.18
4. Step 4: Simplify right side
   711,550,385.94x = 425,216,626,045,474,048
5. Step 5: Solve for x
   x = 425,216,626,045,474,048/711,550,385.94
6. Step 6: Final answer
   x = 597,591,729.90