Finding the Third Proportional to 71,253 and 112,821.25

Step by Step Solution

1. Step 1: Write the proportion equation
   71,253 : 112,821.25 = 112,821.25 : x
2. Step 2: Convert to fraction form
   71,253/112,821.25 = 112,821.25/x
3. Step 3: Cross multiply
   71,253x = 112,821.25 × 112,821.25
4. Step 4: Simplify right side
   71,253x = 12,728,634,451.56
5. Step 5: Solve for x
   x = 12,728,634,451.56/71,253
6. Step 6: Final answer
   x = 178,639.98