Finding the Fourth Proportional to 80,030.33, 120,010.13 and 42,581.52

Step by Step Solution

1. Step 1: Write the proportion equation
   80,030.33 : 120,010.13 = 42,581.52 : x
2. Step 2: Convert to fraction form
   80,030.33/120,010.13 = 42,581.52/x
3. Step 3: Cross multiply
   80,030.33x = 120,010.13 × 42,581.52
4. Step 4: Simplify right side
   80,030.33x = 5,110,213,537.89
5. Step 5: Solve for x
   x = 5,110,213,537.89/80,030.33
6. Step 6: Final answer
   x = 63,853.46