Finding the Fourth Proportional to 23,886.86, 32,888.57 and 21,672.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,886.86 : 32,888.57 = 21,672.52 : x
2. Step 2: Convert to fraction form
   23,886.86/32,888.57 = 21,672.52/x
3. Step 3: Cross multiply
   23,886.86x = 32,888.57 × 21,672.52
4. Step 4: Simplify right side
   23,886.86x = 712,778,191.10
5. Step 5: Solve for x
   x = 712,778,191.10/23,886.86
6. Step 6: Final answer
   x = 29,839.76