Finding the Third Proportional to 540,961.50 and 842,061

Step by Step Solution

1. Step 1: Write the proportion equation
   540,961.50 : 842,061 = 842,061 : x
2. Step 2: Convert to fraction form
   540,961.50/842,061 = 842,061/x
3. Step 3: Cross multiply
   540,961.50x = 842,061 × 842,061
4. Step 4: Simplify right side
   540,961.50x = 709,066,727,721
5. Step 5: Solve for x
   x = 709,066,727,721/540,961.50
6. Step 6: Final answer
   x = 1,310,752.66