Finding the Fourth Proportional to 72,435.52, 99,968.34 and 44,157.88

Step by Step Solution

1. Step 1: Write the proportion equation
   72,435.52 : 99,968.34 = 44,157.88 : x
2. Step 2: Convert to fraction form
   72,435.52/99,968.34 = 44,157.88/x
3. Step 3: Cross multiply
   72,435.52x = 99,968.34 × 44,157.88
4. Step 4: Simplify right side
   72,435.52x = 4,414,389,961.52
5. Step 5: Solve for x
   x = 4,414,389,961.52/72,435.52
6. Step 6: Final answer
   x = 60,942.34