Finding the Third Proportional to 15,120.84 and 32,830.31

Step by Step Solution

1. Step 1: Write the proportion equation
   15,120.84 : 32,830.31 = 32,830.31 : x
2. Step 2: Convert to fraction form
   15,120.84/32,830.31 = 32,830.31/x
3. Step 3: Cross multiply
   15,120.84x = 32,830.31 × 32,830.31
4. Step 4: Simplify right side
   15,120.84x = 1,077,829,418.85
5. Step 5: Solve for x
   x = 1,077,829,418.85/15,120.84
6. Step 6: Final answer
   x = 71,281.04