Finding the Fourth Proportional to 77,856.24, 107,441.61 and 42,046.26

Step by Step Solution

1. Step 1: Write the proportion equation
   77,856.24 : 107,441.61 = 42,046.26 : x
2. Step 2: Convert to fraction form
   77,856.24/107,441.61 = 42,046.26/x
3. Step 3: Cross multiply
   77,856.24x = 107,441.61 × 42,046.26
4. Step 4: Simplify right side
   77,856.24x = 4,517,517,868.88
5. Step 5: Solve for x
   x = 4,517,517,868.88/77,856.24
6. Step 6: Final answer
   x = 58,023.84