Finding the Third Proportional to 322,468.50 and 700,156.50

Step by Step Solution

1. Step 1: Write the proportion equation
   322,468.50 : 700,156.50 = 700,156.50 : x
2. Step 2: Convert to fraction form
   322,468.50/700,156.50 = 700,156.50/x
3. Step 3: Cross multiply
   322,468.50x = 700,156.50 × 700,156.50
4. Step 4: Simplify right side
   322,468.50x = 490,219,124,492.25
5. Step 5: Solve for x
   x = 490,219,124,492.25/322,468.50
6. Step 6: Final answer
   x = 1,520,207.79