Finding the Third Proportional to 156,894 and 340,986

Step by Step Solution

1. Step 1: Write the proportion equation
   156,894 : 340,986 = 340,986 : x
2. Step 2: Convert to fraction form
   156,894/340,986 = 340,986/x
3. Step 3: Cross multiply
   156,894x = 340,986 × 340,986
4. Step 4: Simplify right side
   156,894x = 116,271,452,196
5. Step 5: Solve for x
   x = 116,271,452,196/156,894
6. Step 6: Final answer
   x = 741,082.85