Finding the Third Proportional to 43,160.63 and 65,642.63

Step by Step Solution

1. Step 1: Write the proportion equation
   43,160.63 : 65,642.63 = 65,642.63 : x
2. Step 2: Convert to fraction form
   43,160.63/65,642.63 = 65,642.63/x
3. Step 3: Cross multiply
   43,160.63x = 65,642.63 × 65,642.63
4. Step 4: Simplify right side
   43,160.63x = 4,308,954,216.89
5. Step 5: Solve for x
   x = 4,308,954,216.89/43,160.63
6. Step 6: Final answer
   x = 99,835.31