Finding the Third Proportional to 43,317 and 57,955.50

Step by Step Solution

1. Step 1: Write the proportion equation
   43,317 : 57,955.50 = 57,955.50 : x
2. Step 2: Convert to fraction form
   43,317/57,955.50 = 57,955.50/x
3. Step 3: Cross multiply
   43,317x = 57,955.50 × 57,955.50
4. Step 4: Simplify right side
   43,317x = 3,358,839,980.25
5. Step 5: Solve for x
   x = 3,358,839,980.25/43,317
6. Step 6: Final answer
   x = 77,540.92