Finding the Fourth Proportional to 13,881.72, 19,156.78 and 7,594.08

Step by Step Solution

1. Step 1: Write the proportion equation
   13,881.72 : 19,156.78 = 7,594.08 : x
2. Step 2: Convert to fraction form
   13,881.72/19,156.78 = 7,594.08/x
3. Step 3: Cross multiply
   13,881.72x = 19,156.78 × 7,594.08
4. Step 4: Simplify right side
   13,881.72x = 145,478,119.86
5. Step 5: Solve for x
   x = 145,478,119.86/13,881.72
6. Step 6: Final answer
   x = 10,479.83