Finding the Fourth Proportional to 17,630.48, 26,427.12 and 5,781.15

Step by Step Solution

1. Step 1: Write the proportion equation
   17,630.48 : 26,427.12 = 5,781.15 : x
2. Step 2: Convert to fraction form
   17,630.48/26,427.12 = 5,781.15/x
3. Step 3: Cross multiply
   17,630.48x = 26,427.12 × 5,781.15
4. Step 4: Simplify right side
   17,630.48x = 152,779,144.79
5. Step 5: Solve for x
   x = 152,779,144.79/17,630.48
6. Step 6: Final answer
   x = 8,665.63