Finding the Third Proportional to 156,771 and 238,438.50

Step by Step Solution

1. Step 1: Write the proportion equation
   156,771 : 238,438.50 = 238,438.50 : x
2. Step 2: Convert to fraction form
   156,771/238,438.50 = 238,438.50/x
3. Step 3: Cross multiply
   156,771x = 238,438.50 × 238,438.50
4. Step 4: Simplify right side
   156,771x = 56,852,918,282.25
5. Step 5: Solve for x
   x = 56,852,918,282.25/156,771
6. Step 6: Final answer
   x = 362,649.46