Finding the Fourth Proportional to 1,620,322.22, 2,235,976.57 and 931,942.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,620,322.22 : 2,235,976.57 = 931,942.10 : x
2. Step 2: Convert to fraction form
   1,620,322.22/2,235,976.57 = 931,942.10/x
3. Step 3: Cross multiply
   1,620,322.22x = 2,235,976.57 × 931,942.10
4. Step 4: Simplify right side
   1,620,322.22x = 2,083,800,700,196.60
5. Step 5: Solve for x
   x = 2,083,800,700,196.60/1,620,322.22
6. Step 6: Final answer
   x = 1,286,040.93