Finding the Third Proportional to 88,253 and 140,248

Step by Step Solution

1. Step 1: Write the proportion equation
   88,253 : 140,248 = 140,248 : x
2. Step 2: Convert to fraction form
   88,253/140,248 = 140,248/x
3. Step 3: Cross multiply
   88,253x = 140,248 × 140,248
4. Step 4: Simplify right side
   88,253x = 19,669,501,504
5. Step 5: Solve for x
   x = 19,669,501,504/88,253
6. Step 6: Final answer
   x = 222,876.29