Finding the Fourth Proportional to 1,123,878.59, 1,550,951.78 and 614,580.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,878.59 : 1,550,951.78 = 614,580.96 : x
2. Step 2: Convert to fraction form
   1,123,878.59/1,550,951.78 = 614,580.96/x
3. Step 3: Cross multiply
   1,123,878.59x = 1,550,951.78 × 614,580.96
4. Step 4: Simplify right side
   1,123,878.59x = 953,185,430,793.20
5. Step 5: Solve for x
   x = 953,185,430,793.20/1,123,878.59
6. Step 6: Final answer
   x = 848,121.36