Finding the Fourth Proportional to 72,924.28, 109,321.82 and 28,582.86

Step by Step Solution

1. Step 1: Write the proportion equation
   72,924.28 : 109,321.82 = 28,582.86 : x
2. Step 2: Convert to fraction form
   72,924.28/109,321.82 = 28,582.86/x
3. Step 3: Cross multiply
   72,924.28x = 109,321.82 × 28,582.86
4. Step 4: Simplify right side
   72,924.28x = 3,124,730,276.01
5. Step 5: Solve for x
   x = 3,124,730,276.01/72,924.28
6. Step 6: Final answer
   x = 42,848.97