Finding the Fourth Proportional to 754,141.59, 1,131,581.14 and 354,822.12

Step by Step Solution

1. Step 1: Write the proportion equation
   754,141.59 : 1,131,581.14 = 354,822.12 : x
2. Step 2: Convert to fraction form
   754,141.59/1,131,581.14 = 354,822.12/x
3. Step 3: Cross multiply
   754,141.59x = 1,131,581.14 × 354,822.12
4. Step 4: Simplify right side
   754,141.59x = 401,510,018,159.76
5. Step 5: Solve for x
   x = 401,510,018,159.76/754,141.59
6. Step 6: Final answer
   x = 532,406.68