Finding the Third Proportional to 99,596.25 and 215,787.38

Step by Step Solution

1. Step 1: Write the proportion equation
   99,596.25 : 215,787.38 = 215,787.38 : x
2. Step 2: Convert to fraction form
   99,596.25/215,787.38 = 215,787.38/x
3. Step 3: Cross multiply
   99,596.25x = 215,787.38 × 215,787.38
4. Step 4: Simplify right side
   99,596.25x = 46,564,191,209.39
5. Step 5: Solve for x
   x = 46,564,191,209.39/99,596.25
6. Step 6: Final answer
   x = 467,529.56