Finding the Third Proportional to 173,826 and 178,726.50

Step by Step Solution

1. Step 1: Write the proportion equation
   173,826 : 178,726.50 = 178,726.50 : x
2. Step 2: Convert to fraction form
   173,826/178,726.50 = 178,726.50/x
3. Step 3: Cross multiply
   173,826x = 178,726.50 × 178,726.50
4. Step 4: Simplify right side
   173,826x = 31,943,161,802.25
5. Step 5: Solve for x
   x = 31,943,161,802.25/173,826
6. Step 6: Final answer
   x = 183,765.15