Finding the Fourth Proportional to 892,086.61, 1,231,097.88 and 504,902

Step by Step Solution

1. Step 1: Write the proportion equation
   892,086.61 : 1,231,097.88 = 504,902 : x
2. Step 2: Convert to fraction form
   892,086.61/1,231,097.88 = 504,902/x
3. Step 3: Cross multiply
   892,086.61x = 1,231,097.88 × 504,902
4. Step 4: Simplify right side
   892,086.61x = 621,583,779,283.25
5. Step 5: Solve for x
   x = 621,583,779,283.25/892,086.61
6. Step 6: Final answer
   x = 696,775.15