Finding the Third Proportional to 51,005 and 74,550

Step by Step Solution

1. Step 1: Write the proportion equation
   51,005 : 74,550 = 74,550 : x
2. Step 2: Convert to fraction form
   51,005/74,550 = 74,550/x
3. Step 3: Cross multiply
   51,005x = 74,550 × 74,550
4. Step 4: Simplify right side
   51,005x = 5,557,702,500
5. Step 5: Solve for x
   x = 5,557,702,500/51,005
6. Step 6: Final answer
   x = 108,963.88