Finding the Fourth Proportional to 23,646.96, 32,646.17 and 15,700.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,646.96 : 32,646.17 = 15,700.05 : x
2. Step 2: Convert to fraction form
   23,646.96/32,646.17 = 15,700.05/x
3. Step 3: Cross multiply
   23,646.96x = 32,646.17 × 15,700.05
4. Step 4: Simplify right side
   23,646.96x = 512,546,501.31
5. Step 5: Solve for x
   x = 512,546,501.31/23,646.96
6. Step 6: Final answer
   x = 21,674.94