Finding the Fourth Proportional to 9,131.59, 13,697.91 and 2,558.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,131.59 : 13,697.91 = 2,558.29 : x
2. Step 2: Convert to fraction form
   9,131.59/13,697.91 = 2,558.29/x
3. Step 3: Cross multiply
   9,131.59x = 13,697.91 × 2,558.29
4. Step 4: Simplify right side
   9,131.59x = 35,043,182.34
5. Step 5: Solve for x
   x = 35,043,182.34/9,131.59
6. Step 6: Final answer
   x = 3,837.58