Finding the Third Proportional to 110,858.25 and 251,308.50

Step by Step Solution

1. Step 1: Write the proportion equation
   110,858.25 : 251,308.50 = 251,308.50 : x
2. Step 2: Convert to fraction form
   110,858.25/251,308.50 = 251,308.50/x
3. Step 3: Cross multiply
   110,858.25x = 251,308.50 × 251,308.50
4. Step 4: Simplify right side
   110,858.25x = 63,155,962,172.25
5. Step 5: Solve for x
   x = 63,155,962,172.25/110,858.25
6. Step 6: Final answer
   x = 569,700.15