Finding the Third Proportional to 328,981.50 and 482,066

Step by Step Solution

1. Step 1: Write the proportion equation
   328,981.50 : 482,066 = 482,066 : x
2. Step 2: Convert to fraction form
   328,981.50/482,066 = 482,066/x
3. Step 3: Cross multiply
   328,981.50x = 482,066 × 482,066
4. Step 4: Simplify right side
   328,981.50x = 232,387,628,356
5. Step 5: Solve for x
   x = 232,387,628,356/328,981.50
6. Step 6: Final answer
   x = 706,385.10