Finding the Fourth Proportional to 9,061.05, 13,588.94 and 3,513.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,061.05 : 13,588.94 = 3,513.15 : x
2. Step 2: Convert to fraction form
   9,061.05/13,588.94 = 3,513.15/x
3. Step 3: Cross multiply
   9,061.05x = 13,588.94 × 3,513.15
4. Step 4: Simplify right side
   9,061.05x = 47,739,967.00
5. Step 5: Solve for x
   x = 47,739,967.00/9,061.05
6. Step 6: Final answer
   x = 5,268.70