Finding the Third Proportional to 284,152.50 and 607,704

Step by Step Solution

1. Step 1: Write the proportion equation
   284,152.50 : 607,704 = 607,704 : x
2. Step 2: Convert to fraction form
   284,152.50/607,704 = 607,704/x
3. Step 3: Cross multiply
   284,152.50x = 607,704 × 607,704
4. Step 4: Simplify right side
   284,152.50x = 369,304,151,616
5. Step 5: Solve for x
   x = 369,304,151,616/284,152.50
6. Step 6: Final answer
   x = 1,299,668.85