Finding the Fourth Proportional to 42,200.20, 58,237.50 and 23,081.08

Step by Step Solution

1. Step 1: Write the proportion equation
   42,200.20 : 58,237.50 = 23,081.08 : x
2. Step 2: Convert to fraction form
   42,200.20/58,237.50 = 23,081.08/x
3. Step 3: Cross multiply
   42,200.20x = 58,237.50 × 23,081.08
4. Step 4: Simplify right side
   42,200.20x = 1,344,184,396.50
5. Step 5: Solve for x
   x = 1,344,184,396.50/42,200.20
6. Step 6: Final answer
   x = 31,852.56