Finding the Fourth Proportional to 23,041.31, 31,796.64 and 12,969.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,041.31 : 31,796.64 = 12,969.72 : x
2. Step 2: Convert to fraction form
   23,041.31/31,796.64 = 12,969.72/x
3. Step 3: Cross multiply
   23,041.31x = 31,796.64 × 12,969.72
4. Step 4: Simplify right side
   23,041.31x = 412,393,517.74
5. Step 5: Solve for x
   x = 412,393,517.74/23,041.31
6. Step 6: Final answer
   x = 17,898.01