Finding the Fourth Proportional to 13,902.56, 19,184.82 and 7,614.80

Step by Step Solution

1. Step 1: Write the proportion equation
   13,902.56 : 19,184.82 = 7,614.80 : x
2. Step 2: Convert to fraction form
   13,902.56/19,184.82 = 7,614.80/x
3. Step 3: Cross multiply
   13,902.56x = 19,184.82 × 7,614.80
4. Step 4: Simplify right side
   13,902.56x = 146,088,567.34
5. Step 5: Solve for x
   x = 146,088,567.34/13,902.56
6. Step 6: Final answer
   x = 10,508.03