Finding the Fourth Proportional to 1,656.10, 2,481.34 and 1,038.43

Step by Step Solution

1. Step 1: Write the proportion equation
   1,656.10 : 2,481.34 = 1,038.43 : x
2. Step 2: Convert to fraction form
   1,656.10/2,481.34 = 1,038.43/x
3. Step 3: Cross multiply
   1,656.10x = 2,481.34 × 1,038.43
4. Step 4: Simplify right side
   1,656.10x = 2,576,697.90
5. Step 5: Solve for x
   x = 2,576,697.90/1,656.10
6. Step 6: Final answer
   x = 1,555.88