Finding the Fourth Proportional to 68,919.24, 95,118.96 and 42,077.40

Step by Step Solution

1. Step 1: Write the proportion equation
   68,919.24 : 95,118.96 = 42,077.40 : x
2. Step 2: Convert to fraction form
   68,919.24/95,118.96 = 42,077.40/x
3. Step 3: Cross multiply
   68,919.24x = 95,118.96 × 42,077.40
4. Step 4: Simplify right side
   68,919.24x = 4,002,358,527.50
5. Step 5: Solve for x
   x = 4,002,358,527.50/68,919.24
6. Step 6: Final answer
   x = 58,073.17