Finding the Fourth Proportional to 1,123,984.35, 1,551,135.30 and 614,686.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,984.35 : 1,551,135.30 = 614,686.72 : x
2. Step 2: Convert to fraction form
   1,123,984.35/1,551,135.30 = 614,686.72/x
3. Step 3: Cross multiply
   1,123,984.35x = 1,551,135.30 × 614,686.72
4. Step 4: Simplify right side
   1,123,984.35x = 953,462,269,833.22
5. Step 5: Solve for x
   x = 953,462,269,833.22/1,123,984.35
6. Step 6: Final answer
   x = 848,287.86