Finding the Fourth Proportional to 72,945.60, 109,432.80 and 32,944.56

Step by Step Solution

1. Step 1: Write the proportion equation
   72,945.60 : 109,432.80 = 32,944.56 : x
2. Step 2: Convert to fraction form
   72,945.60/109,432.80 = 32,944.56/x
3. Step 3: Cross multiply
   72,945.60x = 109,432.80 × 32,944.56
4. Step 4: Simplify right side
   72,945.60x = 3,605,215,445.57
5. Step 5: Solve for x
   x = 3,605,215,445.57/72,945.60
6. Step 6: Final answer
   x = 49,423.34