Finding the Third Proportional to 156,381 and 341,441

Step by Step Solution

1. Step 1: Write the proportion equation
   156,381 : 341,441 = 341,441 : x
2. Step 2: Convert to fraction form
   156,381/341,441 = 341,441/x
3. Step 3: Cross multiply
   156,381x = 341,441 × 341,441
4. Step 4: Simplify right side
   156,381x = 116,581,956,481
5. Step 5: Solve for x
   x = 116,581,956,481/156,381
6. Step 6: Final answer
   x = 745,499.49