Finding the Fourth Proportional to 1,124.52, 1,550.56 and 947.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,124.52 : 1,550.56 = 947.22 : x
2. Step 2: Convert to fraction form
   1,124.52/1,550.56 = 947.22/x
3. Step 3: Cross multiply
   1,124.52x = 1,550.56 × 947.22
4. Step 4: Simplify right side
   1,124.52x = 1,468,715.40
5. Step 5: Solve for x
   x = 1,468,715.40/1,124.52
6. Step 6: Final answer
   x = 1,306.08