Finding the Fourth Proportional to 49,906.32, 68,713.56 and 42,336.96

Step by Step Solution

1. Step 1: Write the proportion equation
   49,906.32 : 68,713.56 = 42,336.96 : x
2. Step 2: Convert to fraction form
   49,906.32/68,713.56 = 42,336.96/x
3. Step 3: Cross multiply
   49,906.32x = 68,713.56 × 42,336.96
4. Step 4: Simplify right side
   49,906.32x = 2,909,123,241.18
5. Step 5: Solve for x
   x = 2,909,123,241.18/49,906.32
6. Step 6: Final answer
   x = 58,291.68