Finding the Third Proportional to 45,076.50 and 68,677.88

Step by Step Solution

1. Step 1: Write the proportion equation
   45,076.50 : 68,677.88 = 68,677.88 : x
2. Step 2: Convert to fraction form
   45,076.50/68,677.88 = 68,677.88/x
3. Step 3: Cross multiply
   45,076.50x = 68,677.88 × 68,677.88
4. Step 4: Simplify right side
   45,076.50x = 4,716,650,514.52
5. Step 5: Solve for x
   x = 4,716,650,514.52/45,076.50
6. Step 6: Final answer
   x = 104,636.57