Finding the Third Proportional to 51,034.50 and 76,602.80

Step by Step Solution

1. Step 1: Write the proportion equation
   51,034.50 : 76,602.80 = 76,602.80 : x
2. Step 2: Convert to fraction form
   51,034.50/76,602.80 = 76,602.80/x
3. Step 3: Cross multiply
   51,034.50x = 76,602.80 × 76,602.80
4. Step 4: Simplify right side
   51,034.50x = 5,867,988,489.07
5. Step 5: Solve for x
   x = 5,867,988,489.07/51,034.50
6. Step 6: Final answer
   x = 114,980.82