Finding the Fourth Proportional to 7,924.17, 10,930.57 and 5,090.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,924.17 : 10,930.57 = 5,090.59 : x
2. Step 2: Convert to fraction form
   7,924.17/10,930.57 = 5,090.59/x
3. Step 3: Cross multiply
   7,924.17x = 10,930.57 × 5,090.59
4. Step 4: Simplify right side
   7,924.17x = 55,643,050.34
5. Step 5: Solve for x
   x = 55,643,050.34/7,924.17
6. Step 6: Final answer
   x = 7,021.94