Finding the Third Proportional to 28,819.71 and 43,613.99

Step by Step Solution

1. Step 1: Write the proportion equation
   28,819.71 : 43,613.99 = 43,613.99 : x
2. Step 2: Convert to fraction form
   28,819.71/43,613.99 = 43,613.99/x
3. Step 3: Cross multiply
   28,819.71x = 43,613.99 × 43,613.99
4. Step 4: Simplify right side
   28,819.71x = 1,902,180,229.35
5. Step 5: Solve for x
   x = 1,902,180,229.35/28,819.71
6. Step 6: Final answer
   x = 66,002.77