Finding the Third Proportional to 45,671.63 and 68,321.25

Step by Step Solution

1. Step 1: Write the proportion equation
   45,671.63 : 68,321.25 = 68,321.25 : x
2. Step 2: Convert to fraction form
   45,671.63/68,321.25 = 68,321.25/x
3. Step 3: Cross multiply
   45,671.63x = 68,321.25 × 68,321.25
4. Step 4: Simplify right side
   45,671.63x = 4,667,793,201.56
5. Step 5: Solve for x
   x = 4,667,793,201.56/45,671.63
6. Step 6: Final answer
   x = 102,203.35