Finding the Third Proportional to 156,282 and 240,908

Step by Step Solution

1. Step 1: Write the proportion equation
   156,282 : 240,908 = 240,908 : x
2. Step 2: Convert to fraction form
   156,282/240,908 = 240,908/x
3. Step 3: Cross multiply
   156,282x = 240,908 × 240,908
4. Step 4: Simplify right side
   156,282x = 58,036,664,464
5. Step 5: Solve for x
   x = 58,036,664,464/156,282
6. Step 6: Final answer
   x = 371,358.60