Finding the Third Proportional to 1,978.50 and 3,054

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978.50 : 3,054 = 3,054 : x
2. Step 2: Convert to fraction form
   1,978.50/3,054 = 3,054/x
3. Step 3: Cross multiply
   1,978.50x = 3,054 × 3,054
4. Step 4: Simplify right side
   1,978.50x = 9,326,916
5. Step 5: Solve for x
   x = 9,326,916/1,978.50
6. Step 6: Final answer
   x = 4,714.13