Finding the Third Proportional to 116,840 and 254,182.50

Step by Step Solution

1. Step 1: Write the proportion equation
   116,840 : 254,182.50 = 254,182.50 : x
2. Step 2: Convert to fraction form
   116,840/254,182.50 = 254,182.50/x
3. Step 3: Cross multiply
   116,840x = 254,182.50 × 254,182.50
4. Step 4: Simplify right side
   116,840x = 64,608,743,306.25
5. Step 5: Solve for x
   x = 64,608,743,306.25/116,840
6. Step 6: Final answer
   x = 552,967.68