Finding the Fourth Proportional to 7,800.47, 10,764.72 and 4,263.68

Step by Step Solution

1. Step 1: Write the proportion equation
   7,800.47 : 10,764.72 = 4,263.68 : x
2. Step 2: Convert to fraction form
   7,800.47/10,764.72 = 4,263.68/x
3. Step 3: Cross multiply
   7,800.47x = 10,764.72 × 4,263.68
4. Step 4: Simplify right side
   7,800.47x = 45,897,321.37
5. Step 5: Solve for x
   x = 45,897,321.37/7,800.47
6. Step 6: Final answer
   x = 5,883.92