Finding the Third Proportional to 54,796.50 and 74,256.75

Step by Step Solution

1. Step 1: Write the proportion equation
   54,796.50 : 74,256.75 = 74,256.75 : x
2. Step 2: Convert to fraction form
   54,796.50/74,256.75 = 74,256.75/x
3. Step 3: Cross multiply
   54,796.50x = 74,256.75 × 74,256.75
4. Step 4: Simplify right side
   54,796.50x = 5,514,064,920.56
5. Step 5: Solve for x
   x = 5,514,064,920.56/54,796.50
6. Step 6: Final answer
   x = 100,628.05