Finding the Fourth Proportional to 13,154.00, 18,151.85 and 7,184.55

Step by Step Solution

1. Step 1: Write the proportion equation
   13,154.00 : 18,151.85 = 7,184.55 : x
2. Step 2: Convert to fraction form
   13,154.00/18,151.85 = 7,184.55/x
3. Step 3: Cross multiply
   13,154.00x = 18,151.85 × 7,184.55
4. Step 4: Simplify right side
   13,154.00x = 130,412,817.43
5. Step 5: Solve for x
   x = 130,412,817.43/13,154.00
6. Step 6: Final answer
   x = 9,914.31