Finding the Third Proportional to 28,483.88 and 31,217.63

Step by Step Solution

1. Step 1: Write the proportion equation
   28,483.88 : 31,217.63 = 31,217.63 : x
2. Step 2: Convert to fraction form
   28,483.88/31,217.63 = 31,217.63/x
3. Step 3: Cross multiply
   28,483.88x = 31,217.63 × 31,217.63
4. Step 4: Simplify right side
   28,483.88x = 974,540,110.64
5. Step 5: Solve for x
   x = 974,540,110.64/28,483.88
6. Step 6: Final answer
   x = 34,213.75