Finding the Fourth Proportional to 9,160.00, 12,641.08 and 5,181.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,160.00 : 12,641.08 = 5,181.03 : x
2. Step 2: Convert to fraction form
   9,160.00/12,641.08 = 5,181.03/x
3. Step 3: Cross multiply
   9,160.00x = 12,641.08 × 5,181.03
4. Step 4: Simplify right side
   9,160.00x = 65,493,814.71
5. Step 5: Solve for x
   x = 65,493,814.71/9,160.00
6. Step 6: Final answer
   x = 7,149.98