Finding the Third Proportional to 45,500.13 and 68,886.63

Step by Step Solution

1. Step 1: Write the proportion equation
   45,500.13 : 68,886.63 = 68,886.63 : x
2. Step 2: Convert to fraction form
   45,500.13/68,886.63 = 68,886.63/x
3. Step 3: Cross multiply
   45,500.13x = 68,886.63 × 68,886.63
4. Step 4: Simplify right side
   45,500.13x = 4,745,367,103.89
5. Step 5: Solve for x
   x = 4,745,367,103.89/45,500.13
6. Step 6: Final answer
   x = 104,293.50