Finding the Fourth Proportional to 655,061.85, 904,003.01 and 368,592.09

Step by Step Solution

1. Step 1: Write the proportion equation
   655,061.85 : 904,003.01 = 368,592.09 : x
2. Step 2: Convert to fraction form
   655,061.85/904,003.01 = 368,592.09/x
3. Step 3: Cross multiply
   655,061.85x = 904,003.01 × 368,592.09
4. Step 4: Simplify right side
   655,061.85x = 333,208,356,979.23
5. Step 5: Solve for x
   x = 333,208,356,979.23/655,061.85
6. Step 6: Final answer
   x = 508,667.02