Finding the Third Proportional to 118,030.50 and 254,907

Step by Step Solution

1. Step 1: Write the proportion equation
   118,030.50 : 254,907 = 254,907 : x
2. Step 2: Convert to fraction form
   118,030.50/254,907 = 254,907/x
3. Step 3: Cross multiply
   118,030.50x = 254,907 × 254,907
4. Step 4: Simplify right side
   118,030.50x = 64,977,578,649
5. Step 5: Solve for x
   x = 64,977,578,649/118,030.50
6. Step 6: Final answer
   x = 550,515.15