Finding the Third Proportional to 1,355,919.75 and 1,839,429

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,919.75 : 1,839,429 = 1,839,429 : x
2. Step 2: Convert to fraction form
   1,355,919.75/1,839,429 = 1,839,429/x
3. Step 3: Cross multiply
   1,355,919.75x = 1,839,429 × 1,839,429
4. Step 4: Simplify right side
   1,355,919.75x = 3,383,499,046,041
5. Step 5: Solve for x
   x = 3,383,499,046,041/1,355,919.75
6. Step 6: Final answer
   x = 2,495,353.46