Finding the Third Proportional to 156,480 and 341,634

Step by Step Solution

1. Step 1: Write the proportion equation
   156,480 : 341,634 = 341,634 : x
2. Step 2: Convert to fraction form
   156,480/341,634 = 341,634/x
3. Step 3: Cross multiply
   156,480x = 341,634 × 341,634
4. Step 4: Simplify right side
   156,480x = 116,713,789,956
5. Step 5: Solve for x
   x = 116,713,789,956/156,480
6. Step 6: Final answer
   x = 745,870.33