Finding the Third Proportional to 51,126 and 111,248

Step by Step Solution

1. Step 1: Write the proportion equation
   51,126 : 111,248 = 111,248 : x
2. Step 2: Convert to fraction form
   51,126/111,248 = 111,248/x
3. Step 3: Cross multiply
   51,126x = 111,248 × 111,248
4. Step 4: Simplify right side
   51,126x = 12,376,117,504
5. Step 5: Solve for x
   x = 12,376,117,504/51,126
6. Step 6: Final answer
   x = 242,070.91