Finding the Third Proportional to 156,364 and 341,402

Step by Step Solution

1. Step 1: Write the proportion equation
   156,364 : 341,402 = 341,402 : x
2. Step 2: Convert to fraction form
   156,364/341,402 = 341,402/x
3. Step 3: Cross multiply
   156,364x = 341,402 × 341,402
4. Step 4: Simplify right side
   156,364x = 116,555,325,604
5. Step 5: Solve for x
   x = 116,555,325,604/156,364
6. Step 6: Final answer
   x = 745,410.23