Finding the Fourth Proportional to 828,899,647.74, 1,144,397,748.15 and 527,654,932.50

Step by Step Solution

1. Step 1: Write the proportion equation
   828,899,647.74 : 1,144,397,748.15 = 527,654,932.50 : x
2. Step 2: Convert to fraction form
   828,899,647.74/1,144,397,748.15 = 527,654,932.50/x
3. Step 3: Cross multiply
   828,899,647.74x = 1,144,397,748.15 × 527,654,932.50
4. Step 4: Simplify right side
   828,899,647.74x = 603,847,116,553,240,320
5. Step 5: Solve for x
   x = 603,847,116,553,240,320/828,899,647.74
6. Step 6: Final answer
   x = 728,492,427.52