Finding the Third Proportional to 158,127 and 340,434

Step by Step Solution

1. Step 1: Write the proportion equation
   158,127 : 340,434 = 340,434 : x
2. Step 2: Convert to fraction form
   158,127/340,434 = 340,434/x
3. Step 3: Cross multiply
   158,127x = 340,434 × 340,434
4. Step 4: Simplify right side
   158,127x = 115,895,308,356
5. Step 5: Solve for x
   x = 115,895,308,356/158,127
6. Step 6: Final answer
   x = 732,925.49