Finding the Third Proportional to 46,207.50 and 69,639.75

Step by Step Solution

1. Step 1: Write the proportion equation
   46,207.50 : 69,639.75 = 69,639.75 : x
2. Step 2: Convert to fraction form
   46,207.50/69,639.75 = 69,639.75/x
3. Step 3: Cross multiply
   46,207.50x = 69,639.75 × 69,639.75
4. Step 4: Simplify right side
   46,207.50x = 4,849,694,780.06
5. Step 5: Solve for x
   x = 4,849,694,780.06/46,207.50
6. Step 6: Final answer
   x = 104,954.71