Finding the Fourth Proportional to 1,615.52, 2,406.56 and 1,567.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,615.52 : 2,406.56 = 1,567.12 : x
2. Step 2: Convert to fraction form
   1,615.52/2,406.56 = 1,567.12/x
3. Step 3: Cross multiply
   1,615.52x = 2,406.56 × 1,567.12
4. Step 4: Simplify right side
   1,615.52x = 3,771,368.31
5. Step 5: Solve for x
   x = 3,771,368.31/1,615.52
6. Step 6: Final answer
   x = 2,334.46