Finding the Third Proportional to 108,736 and 153,124

Step by Step Solution

1. Step 1: Write the proportion equation
   108,736 : 153,124 = 153,124 : x
2. Step 2: Convert to fraction form
   108,736/153,124 = 153,124/x
3. Step 3: Cross multiply
   108,736x = 153,124 × 153,124
4. Step 4: Simplify right side
   108,736x = 23,446,959,376
5. Step 5: Solve for x
   x = 23,446,959,376/108,736
6. Step 6: Final answer
   x = 215,631.98