Finding the Third Proportional to 156,741 and 341,454

Step by Step Solution

1. Step 1: Write the proportion equation
   156,741 : 341,454 = 341,454 : x
2. Step 2: Convert to fraction form
   156,741/341,454 = 341,454/x
3. Step 3: Cross multiply
   156,741x = 341,454 × 341,454
4. Step 4: Simplify right side
   156,741x = 116,590,834,116
5. Step 5: Solve for x
   x = 116,590,834,116/156,741
6. Step 6: Final answer
   x = 743,843.88