Finding the Third Proportional to 21,406.78 and 46,492.73

Step by Step Solution

1. Step 1: Write the proportion equation
   21,406.78 : 46,492.73 = 46,492.73 : x
2. Step 2: Convert to fraction form
   21,406.78/46,492.73 = 46,492.73/x
3. Step 3: Cross multiply
   21,406.78x = 46,492.73 × 46,492.73
4. Step 4: Simplify right side
   21,406.78x = 2,161,574,349.66
5. Step 5: Solve for x
   x = 2,161,574,349.66/21,406.78
6. Step 6: Final answer
   x = 100,976.15