Finding the Third Proportional to 156,069.75 and 234,105

Step by Step Solution

1. Step 1: Write the proportion equation
   156,069.75 : 234,105 = 234,105 : x
2. Step 2: Convert to fraction form
   156,069.75/234,105 = 234,105/x
3. Step 3: Cross multiply
   156,069.75x = 234,105 × 234,105
4. Step 4: Simplify right side
   156,069.75x = 54,805,151,025
5. Step 5: Solve for x
   x = 54,805,151,025/156,069.75
6. Step 6: Final answer
   x = 351,158.06