Finding the Fourth Proportional to 59,779.62, 82,518.24 and 39,643.25

Step by Step Solution

1. Step 1: Write the proportion equation
   59,779.62 : 82,518.24 = 39,643.25 : x
2. Step 2: Convert to fraction form
   59,779.62/82,518.24 = 39,643.25/x
3. Step 3: Cross multiply
   59,779.62x = 82,518.24 × 39,643.25
4. Step 4: Simplify right side
   59,779.62x = 3,271,290,805.29
5. Step 5: Solve for x
   x = 3,271,290,805.29/59,779.62
6. Step 6: Final answer
   x = 54,722.51