Finding the Fourth Proportional to 23,700.16, 32,702.69 and 13,629.02

Step by Step Solution

1. Step 1: Write the proportion equation
   23,700.16 : 32,702.69 = 13,629.02 : x
2. Step 2: Convert to fraction form
   23,700.16/32,702.69 = 13,629.02/x
3. Step 3: Cross multiply
   23,700.16x = 32,702.69 × 13,629.02
4. Step 4: Simplify right side
   23,700.16x = 445,705,547.92
5. Step 5: Solve for x
   x = 445,705,547.92/23,700.16
6. Step 6: Final answer
   x = 18,806.02