Finding the Third Proportional to 250,719.50 and 522,175

Step by Step Solution

1. Step 1: Write the proportion equation
   250,719.50 : 522,175 = 522,175 : x
2. Step 2: Convert to fraction form
   250,719.50/522,175 = 522,175/x
3. Step 3: Cross multiply
   250,719.50x = 522,175 × 522,175
4. Step 4: Simplify right side
   250,719.50x = 272,666,730,625
5. Step 5: Solve for x
   x = 272,666,730,625/250,719.50
6. Step 6: Final answer
   x = 1,087,536.99