Finding the Fourth Proportional to 74,676, 103,052.88 and 41,142.72

Step by Step Solution

1. Step 1: Write the proportion equation
   74,676 : 103,052.88 = 41,142.72 : x
2. Step 2: Convert to fraction form
   74,676/103,052.88 = 41,142.72/x
3. Step 3: Cross multiply
   74,676x = 103,052.88 × 41,142.72
4. Step 4: Simplify right side
   74,676x = 4,239,875,787.03
5. Step 5: Solve for x
   x = 4,239,875,787.03/74,676
6. Step 6: Final answer
   x = 56,776.95