Finding the Third Proportional to 156,368 and 341,410

Step by Step Solution

1. Step 1: Write the proportion equation
   156,368 : 341,410 = 341,410 : x
2. Step 2: Convert to fraction form
   156,368/341,410 = 341,410/x
3. Step 3: Cross multiply
   156,368x = 341,410 × 341,410
4. Step 4: Simplify right side
   156,368x = 116,560,788,100
5. Step 5: Solve for x
   x = 116,560,788,100/156,368
6. Step 6: Final answer
   x = 745,426.10