Finding the Third Proportional to 52,200 and 113,809

Step by Step Solution

1. Step 1: Write the proportion equation
   52,200 : 113,809 = 113,809 : x
2. Step 2: Convert to fraction form
   52,200/113,809 = 113,809/x
3. Step 3: Cross multiply
   52,200x = 113,809 × 113,809
4. Step 4: Simplify right side
   52,200x = 12,952,488,481
5. Step 5: Solve for x
   x = 12,952,488,481/52,200
6. Step 6: Final answer
   x = 248,131.96