Finding the Fourth Proportional to 42,901.41, 59,071.77 and 38,112.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,901.41 : 59,071.77 = 38,112.96 : x
2. Step 2: Convert to fraction form
   42,901.41/59,071.77 = 38,112.96/x
3. Step 3: Cross multiply
   42,901.41x = 59,071.77 × 38,112.96
4. Step 4: Simplify right side
   42,901.41x = 2,251,400,007.14
5. Step 5: Solve for x
   x = 2,251,400,007.14/42,901.41
6. Step 6: Final answer
   x = 52,478.46