Finding the Third Proportional to 42,651 and 99,641.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,651 : 99,641.25 = 99,641.25 : x
2. Step 2: Convert to fraction form
   42,651/99,641.25 = 99,641.25/x
3. Step 3: Cross multiply
   42,651x = 99,641.25 × 99,641.25
4. Step 4: Simplify right side
   42,651x = 9,928,378,701.56
5. Step 5: Solve for x
   x = 9,928,378,701.56/42,651
6. Step 6: Final answer
   x = 232,781.85