Finding the Fourth Proportional to 2,516.55, 3,473.00 and 1,397.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516.55 : 3,473.00 = 1,397.50 : x
2. Step 2: Convert to fraction form
   2,516.55/3,473.00 = 1,397.50/x
3. Step 3: Cross multiply
   2,516.55x = 3,473.00 × 1,397.50
4. Step 4: Simplify right side
   2,516.55x = 4,853,505.11
5. Step 5: Solve for x
   x = 4,853,505.11/2,516.55
6. Step 6: Final answer
   x = 1,928.63