Finding the Fourth Proportional to 76,477.52, 105,540.36 and 42,944.72

Step by Step Solution

1. Step 1: Write the proportion equation
   76,477.52 : 105,540.36 = 42,944.72 : x
2. Step 2: Convert to fraction form
   76,477.52/105,540.36 = 42,944.72/x
3. Step 3: Cross multiply
   76,477.52x = 105,540.36 × 42,944.72
4. Step 4: Simplify right side
   76,477.52x = 4,532,401,208.90
5. Step 5: Solve for x
   x = 4,532,401,208.90/76,477.52
6. Step 6: Final answer
   x = 59,264.49