Finding the Third Proportional to 51,302.25 and 76,748.63

Step by Step Solution

1. Step 1: Write the proportion equation
   51,302.25 : 76,748.63 = 76,748.63 : x
2. Step 2: Convert to fraction form
   51,302.25/76,748.63 = 76,748.63/x
3. Step 3: Cross multiply
   51,302.25x = 76,748.63 × 76,748.63
4. Step 4: Simplify right side
   51,302.25x = 5,890,351,439.39
5. Step 5: Solve for x
   x = 5,890,351,439.39/51,302.25
6. Step 6: Final answer
   x = 114,816.63