Finding the Fourth Proportional to 1,613.52, 2,421.72 and 1,250.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,613.52 : 2,421.72 = 1,250.64 : x
2. Step 2: Convert to fraction form
   1,613.52/2,421.72 = 1,250.64/x
3. Step 3: Cross multiply
   1,613.52x = 2,421.72 × 1,250.64
4. Step 4: Simplify right side
   1,613.52x = 3,028,699.90
5. Step 5: Solve for x
   x = 3,028,699.90/1,613.52
6. Step 6: Final answer
   x = 1,877.08