Finding the Third Proportional to 122,815 and 183,463.50

Step by Step Solution

1. Step 1: Write the proportion equation
   122,815 : 183,463.50 = 183,463.50 : x
2. Step 2: Convert to fraction form
   122,815/183,463.50 = 183,463.50/x
3. Step 3: Cross multiply
   122,815x = 183,463.50 × 183,463.50
4. Step 4: Simplify right side
   122,815x = 33,658,855,832.25
5. Step 5: Solve for x
   x = 33,658,855,832.25/122,815
6. Step 6: Final answer
   x = 274,061.44