Finding the Fourth Proportional to 1,457.25, 2,184.55 and 532.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,457.25 : 2,184.55 = 532.15 : x
2. Step 2: Convert to fraction form
   1,457.25/2,184.55 = 532.15/x
3. Step 3: Cross multiply
   1,457.25x = 2,184.55 × 532.15
4. Step 4: Simplify right side
   1,457.25x = 1,162,516.77
5. Step 5: Solve for x
   x = 1,162,516.77/1,457.25
6. Step 6: Final answer
   x = 797.75