Finding the Fourth Proportional to 23,721.02, 32,734.71 and 12,965.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,721.02 : 32,734.71 = 12,965.84 : x
2. Step 2: Convert to fraction form
   23,721.02/32,734.71 = 12,965.84/x
3. Step 3: Cross multiply
   23,721.02x = 32,734.71 × 12,965.84
4. Step 4: Simplify right side
   23,721.02x = 424,433,012.31
5. Step 5: Solve for x
   x = 424,433,012.31/23,721.02
6. Step 6: Final answer
   x = 17,892.70