Finding the Third Proportional to 118,075.50 and 254,806.50

Step by Step Solution

1. Step 1: Write the proportion equation
   118,075.50 : 254,806.50 = 254,806.50 : x
2. Step 2: Convert to fraction form
   118,075.50/254,806.50 = 254,806.50/x
3. Step 3: Cross multiply
   118,075.50x = 254,806.50 × 254,806.50
4. Step 4: Simplify right side
   118,075.50x = 64,926,352,442.25
5. Step 5: Solve for x
   x = 64,926,352,442.25/118,075.50
6. Step 6: Final answer
   x = 549,871.50