Finding the Fourth Proportional to 72,787.86, 109,145.34 and 22,867.29

Step by Step Solution

1. Step 1: Write the proportion equation
   72,787.86 : 109,145.34 = 22,867.29 : x
2. Step 2: Convert to fraction form
   72,787.86/109,145.34 = 22,867.29/x
3. Step 3: Cross multiply
   72,787.86x = 109,145.34 × 22,867.29
4. Step 4: Simplify right side
   72,787.86x = 2,495,858,141.93
5. Step 5: Solve for x
   x = 2,495,858,141.93/72,787.86
6. Step 6: Final answer
   x = 34,289.48