Finding the Third Proportional to 43,648.88 and 65,837.81

Step by Step Solution

1. Step 1: Write the proportion equation
   43,648.88 : 65,837.81 = 65,837.81 : x
2. Step 2: Convert to fraction form
   43,648.88/65,837.81 = 65,837.81/x
3. Step 3: Cross multiply
   43,648.88x = 65,837.81 × 65,837.81
4. Step 4: Simplify right side
   43,648.88x = 4,334,617,554.79
5. Step 5: Solve for x
   x = 4,334,617,554.79/43,648.88
6. Step 6: Final answer
   x = 99,306.51