Finding the Fourth Proportional to 9,069.99, 12,515.89 and 5,090.33

Step by Step Solution

1. Step 1: Write the proportion equation
   9,069.99 : 12,515.89 = 5,090.33 : x
2. Step 2: Convert to fraction form
   9,069.99/12,515.89 = 5,090.33/x
3. Step 3: Cross multiply
   9,069.99x = 12,515.89 × 5,090.33
4. Step 4: Simplify right side
   9,069.99x = 63,710,010.34
5. Step 5: Solve for x
   x = 63,710,010.34/9,069.99
6. Step 6: Final answer
   x = 7,024.27