Finding the Third Proportional to 45,256.50 and 99,442.13

Step by Step Solution

1. Step 1: Write the proportion equation
   45,256.50 : 99,442.13 = 99,442.13 : x
2. Step 2: Convert to fraction form
   45,256.50/99,442.13 = 99,442.13/x
3. Step 3: Cross multiply
   45,256.50x = 99,442.13 × 99,442.13
4. Step 4: Simplify right side
   45,256.50x = 9,888,736,224.52
5. Step 5: Solve for x
   x = 9,888,736,224.52/45,256.50
6. Step 6: Final answer
   x = 218,504.22