Finding the Fourth Proportional to 23,726.55, 32,742.57 and 13,116.12

Step by Step Solution

1. Step 1: Write the proportion equation
   23,726.55 : 32,742.57 = 13,116.12 : x
2. Step 2: Convert to fraction form
   23,726.55/32,742.57 = 13,116.12/x
3. Step 3: Cross multiply
   23,726.55x = 32,742.57 × 13,116.12
4. Step 4: Simplify right side
   23,726.55x = 429,455,477.23
5. Step 5: Solve for x
   x = 429,455,477.23/23,726.55
6. Step 6: Final answer
   x = 18,100.21