Finding the Fourth Proportional to 57,570.12, 79,443.72 and 32,418

Step by Step Solution

1. Step 1: Write the proportion equation
   57,570.12 : 79,443.72 = 32,418 : x
2. Step 2: Convert to fraction form
   57,570.12/79,443.72 = 32,418/x
3. Step 3: Cross multiply
   57,570.12x = 79,443.72 × 32,418
4. Step 4: Simplify right side
   57,570.12x = 2,575,406,514.96
5. Step 5: Solve for x
   x = 2,575,406,514.96/57,570.12
6. Step 6: Final answer
   x = 44,735.13