Finding the Third Proportional to 40,135.50 and 52,788.38

Step by Step Solution

1. Step 1: Write the proportion equation
   40,135.50 : 52,788.38 = 52,788.38 : x
2. Step 2: Convert to fraction form
   40,135.50/52,788.38 = 52,788.38/x
3. Step 3: Cross multiply
   40,135.50x = 52,788.38 × 52,788.38
4. Step 4: Simplify right side
   40,135.50x = 2,786,612,535.14
5. Step 5: Solve for x
   x = 2,786,612,535.14/40,135.50
6. Step 6: Final answer
   x = 69,430.12