Finding the Fourth Proportional to 1,124.32, 1,552.55 and 705.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,124.32 : 1,552.55 = 705.40 : x
2. Step 2: Convert to fraction form
   1,124.32/1,552.55 = 705.40/x
3. Step 3: Cross multiply
   1,124.32x = 1,552.55 × 705.40
4. Step 4: Simplify right side
   1,124.32x = 1,095,168.77
5. Step 5: Solve for x
   x = 1,095,168.77/1,124.32
6. Step 6: Final answer
   x = 974.07