Finding the Fourth Proportional to 13,897.52, 19,173.84 and 7,924.89

Step by Step Solution

1. Step 1: Write the proportion equation
   13,897.52 : 19,173.84 = 7,924.89 : x
2. Step 2: Convert to fraction form
   13,897.52/19,173.84 = 7,924.89/x
3. Step 3: Cross multiply
   13,897.52x = 19,173.84 × 7,924.89
4. Step 4: Simplify right side
   13,897.52x = 151,950,529.50
5. Step 5: Solve for x
   x = 151,950,529.50/13,897.52
6. Step 6: Final answer
   x = 10,933.64