Finding the Fourth Proportional to 42,948.15, 59,261.61 and 27,861.49

Step by Step Solution

1. Step 1: Write the proportion equation
   42,948.15 : 59,261.61 = 27,861.49 : x
2. Step 2: Convert to fraction form
   42,948.15/59,261.61 = 27,861.49/x
3. Step 3: Cross multiply
   42,948.15x = 59,261.61 × 27,861.49
4. Step 4: Simplify right side
   42,948.15x = 1,651,116,754.40
5. Step 5: Solve for x
   x = 1,651,116,754.40/42,948.15
6. Step 6: Final answer
   x = 38,444.42