Finding the Fourth Proportional to 76,096.16, 105,010.68 and 42,103.76

Step by Step Solution

1. Step 1: Write the proportion equation
   76,096.16 : 105,010.68 = 42,103.76 : x
2. Step 2: Convert to fraction form
   76,096.16/105,010.68 = 42,103.76/x
3. Step 3: Cross multiply
   76,096.16x = 105,010.68 × 42,103.76
4. Step 4: Simplify right side
   76,096.16x = 4,421,344,468.16
5. Step 5: Solve for x
   x = 4,421,344,468.16/76,096.16
6. Step 6: Final answer
   x = 58,102.07