Finding the Third Proportional to 2,050.78 and 4,393.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.78 : 4,393.31 = 4,393.31 : x
2. Step 2: Convert to fraction form
   2,050.78/4,393.31 = 4,393.31/x
3. Step 3: Cross multiply
   2,050.78x = 4,393.31 × 4,393.31
4. Step 4: Simplify right side
   2,050.78x = 19,301,194.72
5. Step 5: Solve for x
   x = 19,301,194.72/2,050.78
6. Step 6: Final answer
   x = 9,411.63