Finding the Third Proportional to 152,159 and 335,422

Step by Step Solution

1. Step 1: Write the proportion equation
   152,159 : 335,422 = 335,422 : x
2. Step 2: Convert to fraction form
   152,159/335,422 = 335,422/x
3. Step 3: Cross multiply
   152,159x = 335,422 × 335,422
4. Step 4: Simplify right side
   152,159x = 112,507,918,084
5. Step 5: Solve for x
   x = 112,507,918,084/152,159
6. Step 6: Final answer
   x = 739,410.21