Finding the Fourth Proportional to 815,107.27, 1,124,884.38 and 452,536.15

Step by Step Solution

1. Step 1: Write the proportion equation
   815,107.27 : 1,124,884.38 = 452,536.15 : x
2. Step 2: Convert to fraction form
   815,107.27/1,124,884.38 = 452,536.15/x
3. Step 3: Cross multiply
   815,107.27x = 1,124,884.38 × 452,536.15
4. Step 4: Simplify right side
   815,107.27x = 509,050,846,520.34
5. Step 5: Solve for x
   x = 509,050,846,520.34/815,107.27
6. Step 6: Final answer
   x = 624,520.07