Finding the Third Proportional to 32,985.42 and 71,891.30

Step by Step Solution

1. Step 1: Write the proportion equation
   32,985.42 : 71,891.30 = 71,891.30 : x
2. Step 2: Convert to fraction form
   32,985.42/71,891.30 = 71,891.30/x
3. Step 3: Cross multiply
   32,985.42x = 71,891.30 × 71,891.30
4. Step 4: Simplify right side
   32,985.42x = 5,168,358,566.37
5. Step 5: Solve for x
   x = 5,168,358,566.37/32,985.42
6. Step 6: Final answer
   x = 156,686.14