Finding the Third Proportional to 122,810 and 183,454.50

Step by Step Solution

1. Step 1: Write the proportion equation
   122,810 : 183,454.50 = 183,454.50 : x
2. Step 2: Convert to fraction form
   122,810/183,454.50 = 183,454.50/x
3. Step 3: Cross multiply
   122,810x = 183,454.50 × 183,454.50
4. Step 4: Simplify right side
   122,810x = 33,655,553,570.25
5. Step 5: Solve for x
   x = 33,655,553,570.25/122,810
6. Step 6: Final answer
   x = 274,045.71