Finding the Third Proportional to 268,072.50 and 577,332

Step by Step Solution

1. Step 1: Write the proportion equation
   268,072.50 : 577,332 = 577,332 : x
2. Step 2: Convert to fraction form
   268,072.50/577,332 = 577,332/x
3. Step 3: Cross multiply
   268,072.50x = 577,332 × 577,332
4. Step 4: Simplify right side
   268,072.50x = 333,312,238,224
5. Step 5: Solve for x
   x = 333,312,238,224/268,072.50
6. Step 6: Final answer
   x = 1,243,366.02