Finding the Third Proportional to 43,194.20 and 64,458.12

Step by Step Solution

1. Step 1: Write the proportion equation
   43,194.20 : 64,458.12 = 64,458.12 : x
2. Step 2: Convert to fraction form
   43,194.20/64,458.12 = 64,458.12/x
3. Step 3: Cross multiply
   43,194.20x = 64,458.12 × 64,458.12
4. Step 4: Simplify right side
   43,194.20x = 4,154,849,626.73
5. Step 5: Solve for x
   x = 4,154,849,626.73/43,194.20
6. Step 6: Final answer
   x = 96,189.99