Finding the Fourth Proportional to 825,282.32, 1,139,092.20 and 503,170.04

Step by Step Solution

1. Step 1: Write the proportion equation
   825,282.32 : 1,139,092.20 = 503,170.04 : x
2. Step 2: Convert to fraction form
   825,282.32/1,139,092.20 = 503,170.04/x
3. Step 3: Cross multiply
   825,282.32x = 1,139,092.20 × 503,170.04
4. Step 4: Simplify right side
   825,282.32x = 573,157,067,837.69
5. Step 5: Solve for x
   x = 573,157,067,837.69/825,282.32
6. Step 6: Final answer
   x = 694,498.18