Finding the Fourth Proportional to 756,662.82, 1,044,201.72 and 417,143.22

Step by Step Solution

1. Step 1: Write the proportion equation
   756,662.82 : 1,044,201.72 = 417,143.22 : x
2. Step 2: Convert to fraction form
   756,662.82/1,044,201.72 = 417,143.22/x
3. Step 3: Cross multiply
   756,662.82x = 1,044,201.72 × 417,143.22
4. Step 4: Simplify right side
   756,662.82x = 435,581,667,810.34
5. Step 5: Solve for x
   x = 435,581,667,810.34/756,662.82
6. Step 6: Final answer
   x = 575,661.52