Finding the Third Proportional to 124,146 and 197,275.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,146 : 197,275.50 = 197,275.50 : x
2. Step 2: Convert to fraction form
   124,146/197,275.50 = 197,275.50/x
3. Step 3: Cross multiply
   124,146x = 197,275.50 × 197,275.50
4. Step 4: Simplify right side
   124,146x = 38,917,622,900.25
5. Step 5: Solve for x
   x = 38,917,622,900.25/124,146
6. Step 6: Final answer
   x = 313,482.70