Finding the Fourth Proportional to 73,911.18, 101,982.33 and 42,071.70

Step by Step Solution

1. Step 1: Write the proportion equation
   73,911.18 : 101,982.33 = 42,071.70 : x
2. Step 2: Convert to fraction form
   73,911.18/101,982.33 = 42,071.70/x
3. Step 3: Cross multiply
   73,911.18x = 101,982.33 × 42,071.70
4. Step 4: Simplify right side
   73,911.18x = 4,290,569,993.06
5. Step 5: Solve for x
   x = 4,290,569,993.06/73,911.18
6. Step 6: Final answer
   x = 58,050.35