Finding the Fourth Proportional to 825,575.58, 1,139,418.83 and 503,472.51

Step by Step Solution

1. Step 1: Write the proportion equation
   825,575.58 : 1,139,418.83 = 503,472.51 : x
2. Step 2: Convert to fraction form
   825,575.58/1,139,418.83 = 503,472.51/x
3. Step 3: Cross multiply
   825,575.58x = 1,139,418.83 × 503,472.51
4. Step 4: Simplify right side
   825,575.58x = 573,666,055,764.00
5. Step 5: Solve for x
   x = 573,666,055,764.00/825,575.58
6. Step 6: Final answer
   x = 694,868.01