Finding the Third Proportional to 45,642.38 and 99,588.38

Step by Step Solution

1. Step 1: Write the proportion equation
   45,642.38 : 99,588.38 = 99,588.38 : x
2. Step 2: Convert to fraction form
   45,642.38/99,588.38 = 99,588.38/x
3. Step 3: Cross multiply
   45,642.38x = 99,588.38 × 99,588.38
4. Step 4: Simplify right side
   45,642.38x = 9,917,844,435.14
5. Step 5: Solve for x
   x = 9,917,844,435.14/45,642.38
6. Step 6: Final answer
   x = 217,294.66