Finding the Third Proportional to 52,608.50 and 113,690

Step by Step Solution

1. Step 1: Write the proportion equation
   52,608.50 : 113,690 = 113,690 : x
2. Step 2: Convert to fraction form
   52,608.50/113,690 = 113,690/x
3. Step 3: Cross multiply
   52,608.50x = 113,690 × 113,690
4. Step 4: Simplify right side
   52,608.50x = 12,925,416,100
5. Step 5: Solve for x
   x = 12,925,416,100/52,608.50
6. Step 6: Final answer
   x = 245,690.64