Finding the Third Proportional to 156,776 and 238,446

Step by Step Solution

1. Step 1: Write the proportion equation
   156,776 : 238,446 = 238,446 : x
2. Step 2: Convert to fraction form
   156,776/238,446 = 238,446/x
3. Step 3: Cross multiply
   156,776x = 238,446 × 238,446
4. Step 4: Simplify right side
   156,776x = 56,856,494,916
5. Step 5: Solve for x
   x = 56,856,494,916/156,776
6. Step 6: Final answer
   x = 362,660.71