Finding the Fourth Proportional to 23,043.52, 31,803.15 and 12,973.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,043.52 : 31,803.15 = 12,973.96 : x
2. Step 2: Convert to fraction form
   23,043.52/31,803.15 = 12,973.96/x
3. Step 3: Cross multiply
   23,043.52x = 31,803.15 × 12,973.96
4. Step 4: Simplify right side
   23,043.52x = 412,612,795.97
5. Step 5: Solve for x
   x = 412,612,795.97/23,043.52
6. Step 6: Final answer
   x = 17,905.81