Finding the Third Proportional to 14,430.50 and 31,322

Step by Step Solution

1. Step 1: Write the proportion equation
   14,430.50 : 31,322 = 31,322 : x
2. Step 2: Convert to fraction form
   14,430.50/31,322 = 31,322/x
3. Step 3: Cross multiply
   14,430.50x = 31,322 × 31,322
4. Step 4: Simplify right side
   14,430.50x = 981,067,684
5. Step 5: Solve for x
   x = 981,067,684/14,430.50
6. Step 6: Final answer
   x = 67,985.70