Finding the Third Proportional to 45,314.25 and 99,342.75

Step by Step Solution

1. Step 1: Write the proportion equation
   45,314.25 : 99,342.75 = 99,342.75 : x
2. Step 2: Convert to fraction form
   45,314.25/99,342.75 = 99,342.75/x
3. Step 3: Cross multiply
   45,314.25x = 99,342.75 × 99,342.75
4. Step 4: Simplify right side
   45,314.25x = 9,868,981,977.56
5. Step 5: Solve for x
   x = 9,868,981,977.56/45,314.25
6. Step 6: Final answer
   x = 217,789.81