Finding the Third Proportional to 151,572 and 231,962

Step by Step Solution

1. Step 1: Write the proportion equation
   151,572 : 231,962 = 231,962 : x
2. Step 2: Convert to fraction form
   151,572/231,962 = 231,962/x
3. Step 3: Cross multiply
   151,572x = 231,962 × 231,962
4. Step 4: Simplify right side
   151,572x = 53,806,369,444
5. Step 5: Solve for x
   x = 53,806,369,444/151,572
6. Step 6: Final answer
   x = 354,988.85