Finding the Fourth Proportional to 42,755.15, 59,018.76 and 38,271.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,755.15 : 59,018.76 = 38,271.15 : x
2. Step 2: Convert to fraction form
   42,755.15/59,018.76 = 38,271.15/x
3. Step 3: Cross multiply
   42,755.15x = 59,018.76 × 38,271.15
4. Step 4: Simplify right side
   42,755.15x = 2,258,715,816.77
5. Step 5: Solve for x
   x = 2,258,715,816.77/42,755.15
6. Step 6: Final answer
   x = 52,829.09