Finding the Fourth Proportional to 76,042.56, 104,948.64 and 42,515.52

Step by Step Solution

1. Step 1: Write the proportion equation
   76,042.56 : 104,948.64 = 42,515.52 : x
2. Step 2: Convert to fraction form
   76,042.56/104,948.64 = 42,515.52/x
3. Step 3: Cross multiply
   76,042.56x = 104,948.64 × 42,515.52
4. Step 4: Simplify right side
   76,042.56x = 4,461,946,002.89
5. Step 5: Solve for x
   x = 4,461,946,002.89/76,042.56
6. Step 6: Final answer
   x = 58,676.96