Finding the Third Proportional to 14,303.25 and 31,387.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,303.25 : 31,387.50 = 31,387.50 : x
2. Step 2: Convert to fraction form
   14,303.25/31,387.50 = 31,387.50/x
3. Step 3: Cross multiply
   14,303.25x = 31,387.50 × 31,387.50
4. Step 4: Simplify right side
   14,303.25x = 985,175,156.25
5. Step 5: Solve for x
   x = 985,175,156.25/14,303.25
6. Step 6: Final answer
   x = 68,877.71