Finding the Fourth Proportional to 23,300.16, 32,084.28 and 20,872.68

Step by Step Solution

1. Step 1: Write the proportion equation
   23,300.16 : 32,084.28 = 20,872.68 : x
2. Step 2: Convert to fraction form
   23,300.16/32,084.28 = 20,872.68/x
3. Step 3: Cross multiply
   23,300.16x = 32,084.28 × 20,872.68
4. Step 4: Simplify right side
   23,300.16x = 669,684,909.47
5. Step 5: Solve for x
   x = 669,684,909.47/23,300.16
6. Step 6: Final answer
   x = 28,741.64