Finding the Third Proportional to 122,607 and 164,764.13

Step by Step Solution

1. Step 1: Write the proportion equation
   122,607 : 164,764.13 = 164,764.13 : x
2. Step 2: Convert to fraction form
   122,607/164,764.13 = 164,764.13/x
3. Step 3: Cross multiply
   122,607x = 164,764.13 × 164,764.13
4. Step 4: Simplify right side
   122,607x = 27,147,216,887.02
5. Step 5: Solve for x
   x = 27,147,216,887.02/122,607
6. Step 6: Final answer
   x = 221,416.53