Finding the Fourth Proportional to 1,613.56, 2,404.19 and 1,542.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,613.56 : 2,404.19 = 1,542.76 : x
2. Step 2: Convert to fraction form
   1,613.56/2,404.19 = 1,542.76/x
3. Step 3: Cross multiply
   1,613.56x = 2,404.19 × 1,542.76
4. Step 4: Simplify right side
   1,613.56x = 3,709,088.16
5. Step 5: Solve for x
   x = 3,709,088.16/1,613.56
6. Step 6: Final answer
   x = 2,298.70