Finding the Third Proportional to 126,151.50 and 189,754

Step by Step Solution

1. Step 1: Write the proportion equation
   126,151.50 : 189,754 = 189,754 : x
2. Step 2: Convert to fraction form
   126,151.50/189,754 = 189,754/x
3. Step 3: Cross multiply
   126,151.50x = 189,754 × 189,754
4. Step 4: Simplify right side
   126,151.50x = 36,006,580,516
5. Step 5: Solve for x
   x = 36,006,580,516/126,151.50
6. Step 6: Final answer
   x = 285,423.32