Finding the Fourth Proportional to 1,139,662.31, 1,708,862.13 and 466,216.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,662.31 : 1,708,862.13 = 466,216.29 : x
2. Step 2: Convert to fraction form
   1,139,662.31/1,708,862.13 = 466,216.29/x
3. Step 3: Cross multiply
   1,139,662.31x = 1,708,862.13 × 466,216.29
4. Step 4: Simplify right side
   1,139,662.31x = 796,699,362,370.10
5. Step 5: Solve for x
   x = 796,699,362,370.10/1,139,662.31
6. Step 6: Final answer
   x = 699,066.17