Finding the Fourth Proportional to 1,123,845.52, 1,549,645.60 and 715,300.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,845.52 : 1,549,645.60 = 715,300.24 : x
2. Step 2: Convert to fraction form
   1,123,845.52/1,549,645.60 = 715,300.24/x
3. Step 3: Cross multiply
   1,123,845.52x = 1,549,645.60 × 715,300.24
4. Step 4: Simplify right side
   1,123,845.52x = 1,108,461,869,594.94
5. Step 5: Solve for x
   x = 1,108,461,869,594.94/1,123,845.52
6. Step 6: Final answer
   x = 986,311.60