Finding the Fourth Proportional to 9,069.96, 12,513.42 and 5,090.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,069.96 : 12,513.42 = 5,090.52 : x
2. Step 2: Convert to fraction form
   9,069.96/12,513.42 = 5,090.52/x
3. Step 3: Cross multiply
   9,069.96x = 12,513.42 × 5,090.52
4. Step 4: Simplify right side
   9,069.96x = 63,699,814.78
5. Step 5: Solve for x
   x = 63,699,814.78/9,069.96
6. Step 6: Final answer
   x = 7,023.16