Finding the Third Proportional to 539,870.06 and 1,181,435.63

Step by Step Solution

1. Step 1: Write the proportion equation
   539,870.06 : 1,181,435.63 = 1,181,435.63 : x
2. Step 2: Convert to fraction form
   539,870.06/1,181,435.63 = 1,181,435.63/x
3. Step 3: Cross multiply
   539,870.06x = 1,181,435.63 × 1,181,435.63
4. Step 4: Simplify right side
   539,870.06x = 1,395,790,136,019.14
5. Step 5: Solve for x
   x = 1,395,790,136,019.14/539,870.06
6. Step 6: Final answer
   x = 2,585,418.66