Finding the Third Proportional to 542,315.25 and 1,181,146.50

Step by Step Solution

1. Step 1: Write the proportion equation
   542,315.25 : 1,181,146.50 = 1,181,146.50 : x
2. Step 2: Convert to fraction form
   542,315.25/1,181,146.50 = 1,181,146.50/x
3. Step 3: Cross multiply
   542,315.25x = 1,181,146.50 × 1,181,146.50
4. Step 4: Simplify right side
   542,315.25x = 1,395,107,054,462.25
5. Step 5: Solve for x
   x = 1,395,107,054,462.25/542,315.25
6. Step 6: Final answer
   x = 2,572,501.98