Finding the Third Proportional to 151,570 and 231,959

Step by Step Solution

1. Step 1: Write the proportion equation
   151,570 : 231,959 = 231,959 : x
2. Step 2: Convert to fraction form
   151,570/231,959 = 231,959/x
3. Step 3: Cross multiply
   151,570x = 231,959 × 231,959
4. Step 4: Simplify right side
   151,570x = 53,804,977,681
5. Step 5: Solve for x
   x = 53,804,977,681/151,570
6. Step 6: Final answer
   x = 354,984.35