Finding the Third Proportional to 4,774.78 and 10,490.06

Step by Step Solution

1. Step 1: Write the proportion equation
   4,774.78 : 10,490.06 = 10,490.06 : x
2. Step 2: Convert to fraction form
   4,774.78/10,490.06 = 10,490.06/x
3. Step 3: Cross multiply
   4,774.78x = 10,490.06 × 10,490.06
4. Step 4: Simplify right side
   4,774.78x = 110,041,411.25
5. Step 5: Solve for x
   x = 110,041,411.25/4,774.78
6. Step 6: Final answer
   x = 23,046.38