Finding the Fourth Proportional to 1,123,684.14, 1,550,684.12 and 614,386.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,684.14 : 1,550,684.12 = 614,386.52 : x
2. Step 2: Convert to fraction form
   1,123,684.14/1,550,684.12 = 614,386.52/x
3. Step 3: Cross multiply
   1,123,684.14x = 1,550,684.12 × 614,386.52
4. Step 4: Simplify right side
   1,123,684.14x = 952,719,415,095.78
5. Step 5: Solve for x
   x = 952,719,415,095.78/1,123,684.14
6. Step 6: Final answer
   x = 847,853.39