Finding the Third Proportional to 156,626 and 238,611

Step by Step Solution

1. Step 1: Write the proportion equation
   156,626 : 238,611 = 238,611 : x
2. Step 2: Convert to fraction form
   156,626/238,611 = 238,611/x
3. Step 3: Cross multiply
   156,626x = 238,611 × 238,611
4. Step 4: Simplify right side
   156,626x = 56,935,209,321
5. Step 5: Solve for x
   x = 56,935,209,321/156,626
6. Step 6: Final answer
   x = 363,510.59