Finding the Third Proportional to 135,475 and 297,766.50

Step by Step Solution

1. Step 1: Write the proportion equation
   135,475 : 297,766.50 = 297,766.50 : x
2. Step 2: Convert to fraction form
   135,475/297,766.50 = 297,766.50/x
3. Step 3: Cross multiply
   135,475x = 297,766.50 × 297,766.50
4. Step 4: Simplify right side
   135,475x = 88,664,888,522.25
5. Step 5: Solve for x
   x = 88,664,888,522.25/135,475
6. Step 6: Final answer
   x = 654,474.17