Finding the Fourth Proportional to 1,088,028.86, 1,501,617.89 and 658,312.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,088,028.86 : 1,501,617.89 = 658,312.52 : x
2. Step 2: Convert to fraction form
   1,088,028.86/1,501,617.89 = 658,312.52/x
3. Step 3: Cross multiply
   1,088,028.86x = 1,501,617.89 × 658,312.52
4. Step 4: Simplify right side
   1,088,028.86x = 988,533,851,380.68
5. Step 5: Solve for x
   x = 988,533,851,380.68/1,088,028.86
6. Step 6: Final answer
   x = 908,554.81