Finding the Third Proportional to 156,966 and 240,155

Step by Step Solution

1. Step 1: Write the proportion equation
   156,966 : 240,155 = 240,155 : x
2. Step 2: Convert to fraction form
   156,966/240,155 = 240,155/x
3. Step 3: Cross multiply
   156,966x = 240,155 × 240,155
4. Step 4: Simplify right side
   156,966x = 57,674,424,025
5. Step 5: Solve for x
   x = 57,674,424,025/156,966
6. Step 6: Final answer
   x = 367,432.59