Finding the Third Proportional to 74,246 and 152,116

Step by Step Solution

1. Step 1: Write the proportion equation
   74,246 : 152,116 = 152,116 : x
2. Step 2: Convert to fraction form
   74,246/152,116 = 152,116/x
3. Step 3: Cross multiply
   74,246x = 152,116 × 152,116
4. Step 4: Simplify right side
   74,246x = 23,139,277,456
5. Step 5: Solve for x
   x = 23,139,277,456/74,246
6. Step 6: Final answer
   x = 311,656.89