Finding the Fourth Proportional to 7,830.63, 10,806.23 and 4,293.83

Step by Step Solution

1. Step 1: Write the proportion equation
   7,830.63 : 10,806.23 = 4,293.83 : x
2. Step 2: Convert to fraction form
   7,830.63/10,806.23 = 4,293.83/x
3. Step 3: Cross multiply
   7,830.63x = 10,806.23 × 4,293.83
4. Step 4: Simplify right side
   7,830.63x = 46,400,152.31
5. Step 5: Solve for x
   x = 46,400,152.31/7,830.63
6. Step 6: Final answer
   x = 5,925.47