Finding the Third Proportional to 541,981 and 805,135.50

Step by Step Solution

1. Step 1: Write the proportion equation
   541,981 : 805,135.50 = 805,135.50 : x
2. Step 2: Convert to fraction form
   541,981/805,135.50 = 805,135.50/x
3. Step 3: Cross multiply
   541,981x = 805,135.50 × 805,135.50
4. Step 4: Simplify right side
   541,981x = 648,243,173,360.25
5. Step 5: Solve for x
   x = 648,243,173,360.25/541,981
6. Step 6: Final answer
   x = 1,196,062.54