Finding the Fourth Proportional to 42,978.08, 59,308.81 and 23,856.74

Step by Step Solution

1. Step 1: Write the proportion equation
   42,978.08 : 59,308.81 = 23,856.74 : x
2. Step 2: Convert to fraction form
   42,978.08/59,308.81 = 23,856.74/x
3. Step 3: Cross multiply
   42,978.08x = 59,308.81 × 23,856.74
4. Step 4: Simplify right side
   42,978.08x = 1,414,914,859.88
5. Step 5: Solve for x
   x = 1,414,914,859.88/42,978.08
6. Step 6: Final answer
   x = 32,921.78