Finding the Third Proportional to 352,981.50 and 540,073

Step by Step Solution

1. Step 1: Write the proportion equation
   352,981.50 : 540,073 = 540,073 : x
2. Step 2: Convert to fraction form
   352,981.50/540,073 = 540,073/x
3. Step 3: Cross multiply
   352,981.50x = 540,073 × 540,073
4. Step 4: Simplify right side
   352,981.50x = 291,678,845,329
5. Step 5: Solve for x
   x = 291,678,845,329/352,981.50
6. Step 6: Final answer
   x = 826,328.99