Finding the Third Proportional to 38,314.50 and 51,135.75

Step by Step Solution

1. Step 1: Write the proportion equation
   38,314.50 : 51,135.75 = 51,135.75 : x
2. Step 2: Convert to fraction form
   38,314.50/51,135.75 = 51,135.75/x
3. Step 3: Cross multiply
   38,314.50x = 51,135.75 × 51,135.75
4. Step 4: Simplify right side
   38,314.50x = 2,614,864,928.06
5. Step 5: Solve for x
   x = 2,614,864,928.06/38,314.50
6. Step 6: Final answer
   x = 68,247.40