Finding the Third Proportional to 45,582 and 68,980.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,582 : 68,980.50 = 68,980.50 : x
2. Step 2: Convert to fraction form
   45,582/68,980.50 = 68,980.50/x
3. Step 3: Cross multiply
   45,582x = 68,980.50 × 68,980.50
4. Step 4: Simplify right side
   45,582x = 4,758,309,380.25
5. Step 5: Solve for x
   x = 4,758,309,380.25/45,582
6. Step 6: Final answer
   x = 104,390.10