Finding the Fourth Proportional to 931,499.48, 1,285,605.42 and 523,634.91

Step by Step Solution

1. Step 1: Write the proportion equation
   931,499.48 : 1,285,605.42 = 523,634.91 : x
2. Step 2: Convert to fraction form
   931,499.48/1,285,605.42 = 523,634.91/x
3. Step 3: Cross multiply
   931,499.48x = 1,285,605.42 × 523,634.91
4. Step 4: Simplify right side
   931,499.48x = 673,187,878,397.21
5. Step 5: Solve for x
   x = 673,187,878,397.21/931,499.48
6. Step 6: Final answer
   x = 722,692.71