Finding the Third Proportional to 539,946 and 1,181,587.50

Step by Step Solution

1. Step 1: Write the proportion equation
   539,946 : 1,181,587.50 = 1,181,587.50 : x
2. Step 2: Convert to fraction form
   539,946/1,181,587.50 = 1,181,587.50/x
3. Step 3: Cross multiply
   539,946x = 1,181,587.50 × 1,181,587.50
4. Step 4: Simplify right side
   539,946x = 1,396,149,020,156.25
5. Step 5: Solve for x
   x = 1,396,149,020,156.25/539,946
6. Step 6: Final answer
   x = 2,585,719.72