Finding the Fourth Proportional to 1,051,796.85, 1,451,581.74 and 622,215.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,051,796.85 : 1,451,581.74 = 622,215.24 : x
2. Step 2: Convert to fraction form
   1,051,796.85/1,451,581.74 = 622,215.24/x
3. Step 3: Cross multiply
   1,051,796.85x = 1,451,581.74 × 622,215.24
4. Step 4: Simplify right side
   1,051,796.85x = 903,196,280,733.72
5. Step 5: Solve for x
   x = 903,196,280,733.72/1,051,796.85
6. Step 6: Final answer
   x = 858,717.42