Finding the Third Proportional to 25,099 and 54,570.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,099 : 54,570.50 = 54,570.50 : x
2. Step 2: Convert to fraction form
   25,099/54,570.50 = 54,570.50/x
3. Step 3: Cross multiply
   25,099x = 54,570.50 × 54,570.50
4. Step 4: Simplify right side
   25,099x = 2,977,939,470.25
5. Step 5: Solve for x
   x = 2,977,939,470.25/25,099
6. Step 6: Final answer
   x = 118,647.73