Finding the Third Proportional to 156,806 and 238,897

Step by Step Solution

1. Step 1: Write the proportion equation
   156,806 : 238,897 = 238,897 : x
2. Step 2: Convert to fraction form
   156,806/238,897 = 238,897/x
3. Step 3: Cross multiply
   156,806x = 238,897 × 238,897
4. Step 4: Simplify right side
   156,806x = 57,071,776,609
5. Step 5: Solve for x
   x = 57,071,776,609/156,806
6. Step 6: Final answer
   x = 363,964.24