Finding the Fourth Proportional to 22,973.52, 31,705.15 and 12,902.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,973.52 : 31,705.15 = 12,902.56 : x
2. Step 2: Convert to fraction form
   22,973.52/31,705.15 = 12,902.56/x
3. Step 3: Cross multiply
   22,973.52x = 31,705.15 × 12,902.56
4. Step 4: Simplify right side
   22,973.52x = 409,077,600.18
5. Step 5: Solve for x
   x = 409,077,600.18/22,973.52
6. Step 6: Final answer
   x = 17,806.48