Finding the Third Proportional to 15,764.50 and 32,990

Step by Step Solution

1. Step 1: Write the proportion equation
   15,764.50 : 32,990 = 32,990 : x
2. Step 2: Convert to fraction form
   15,764.50/32,990 = 32,990/x
3. Step 3: Cross multiply
   15,764.50x = 32,990 × 32,990
4. Step 4: Simplify right side
   15,764.50x = 1,088,340,100
5. Step 5: Solve for x
   x = 1,088,340,100/15,764.50
6. Step 6: Final answer
   x = 69,037.40