Finding the Fourth Proportional to 42,901.82, 59,138.89 and 30,119.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,901.82 : 59,138.89 = 30,119.15 : x
2. Step 2: Convert to fraction form
   42,901.82/59,138.89 = 30,119.15/x
3. Step 3: Cross multiply
   42,901.82x = 59,138.89 × 30,119.15
4. Step 4: Simplify right side
   42,901.82x = 1,781,213,008.06
5. Step 5: Solve for x
   x = 1,781,213,008.06/42,901.82
6. Step 6: Final answer
   x = 41,518.35