Finding the Third Proportional to 52,590 and 113,199

Step by Step Solution

1. Step 1: Write the proportion equation
   52,590 : 113,199 = 113,199 : x
2. Step 2: Convert to fraction form
   52,590/113,199 = 113,199/x
3. Step 3: Cross multiply
   52,590x = 113,199 × 113,199
4. Step 4: Simplify right side
   52,590x = 12,814,013,601
5. Step 5: Solve for x
   x = 12,814,013,601/52,590
6. Step 6: Final answer
   x = 243,658.75