Finding the Third Proportional to 156,726 and 238,760

Step by Step Solution

1. Step 1: Write the proportion equation
   156,726 : 238,760 = 238,760 : x
2. Step 2: Convert to fraction form
   156,726/238,760 = 238,760/x
3. Step 3: Cross multiply
   156,726x = 238,760 × 238,760
4. Step 4: Simplify right side
   156,726x = 57,006,337,600
5. Step 5: Solve for x
   x = 57,006,337,600/156,726
6. Step 6: Final answer
   x = 363,732.49