Finding the Third Proportional to 45,641.25 and 68,272.88

Step by Step Solution

1. Step 1: Write the proportion equation
   45,641.25 : 68,272.88 = 68,272.88 : x
2. Step 2: Convert to fraction form
   45,641.25/68,272.88 = 68,272.88/x
3. Step 3: Cross multiply
   45,641.25x = 68,272.88 × 68,272.88
4. Step 4: Simplify right side
   45,641.25x = 4,661,185,460.77
5. Step 5: Solve for x
   x = 4,661,185,460.77/45,641.25
6. Step 6: Final answer
   x = 102,126.60