Finding the Third Proportional to 340,956 and 534,863.25

Step by Step Solution

1. Step 1: Write the proportion equation
   340,956 : 534,863.25 = 534,863.25 : x
2. Step 2: Convert to fraction form
   340,956/534,863.25 = 534,863.25/x
3. Step 3: Cross multiply
   340,956x = 534,863.25 × 534,863.25
4. Step 4: Simplify right side
   340,956x = 286,078,696,200.56
5. Step 5: Solve for x
   x = 286,078,696,200.56/340,956
6. Step 6: Final answer
   x = 839,048.72