Finding the Fourth Proportional to 288,020,404.65, 397,425,401.39 and 174,931,046.92

Step by Step Solution

1. Step 1: Write the proportion equation
   288,020,404.65 : 397,425,401.39 = 174,931,046.92 : x
2. Step 2: Convert to fraction form
   288,020,404.65/397,425,401.39 = 174,931,046.92/x
3. Step 3: Cross multiply
   288,020,404.65x = 397,425,401.39 × 174,931,046.92
4. Step 4: Simplify right side
   288,020,404.65x = 69,522,041,538,688,024
5. Step 5: Solve for x
   x = 69,522,041,538,688,024/288,020,404.65
6. Step 6: Final answer
   x = 241,378,875.99