Finding the Third Proportional to 250,819.50 and 535,659

Step by Step Solution

1. Step 1: Write the proportion equation
   250,819.50 : 535,659 = 535,659 : x
2. Step 2: Convert to fraction form
   250,819.50/535,659 = 535,659/x
3. Step 3: Cross multiply
   250,819.50x = 535,659 × 535,659
4. Step 4: Simplify right side
   250,819.50x = 286,930,564,281
5. Step 5: Solve for x
   x = 286,930,564,281/250,819.50
6. Step 6: Final answer
   x = 1,143,972.32