Finding the Fourth Proportional to 655,061.60, 904,002.66 and 368,591.84

Step by Step Solution

1. Step 1: Write the proportion equation
   655,061.60 : 904,002.66 = 368,591.84 : x
2. Step 2: Convert to fraction form
   655,061.60/904,002.66 = 368,591.84/x
3. Step 3: Cross multiply
   655,061.60x = 904,002.66 × 368,591.84
4. Step 4: Simplify right side
   655,061.60x = 333,208,003,814.29
5. Step 5: Solve for x
   x = 333,208,003,814.29/655,061.60
6. Step 6: Final answer
   x = 508,666.67