Finding the Fourth Proportional to 915,165.36, 1,262,501 and 575,820.72

Step by Step Solution

1. Step 1: Write the proportion equation
   915,165.36 : 1,262,501 = 575,820.72 : x
2. Step 2: Convert to fraction form
   915,165.36/1,262,501 = 575,820.72/x
3. Step 3: Cross multiply
   915,165.36x = 1,262,501 × 575,820.72
4. Step 4: Simplify right side
   915,165.36x = 726,974,234,820.72
5. Step 5: Solve for x
   x = 726,974,234,820.72/915,165.36
6. Step 6: Final answer
   x = 794,363.80