Finding the Fourth Proportional to 12,924.86, 17,835.84 and 7,897.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,924.86 : 17,835.84 = 7,897.48 : x
2. Step 2: Convert to fraction form
   12,924.86/17,835.84 = 7,897.48/x
3. Step 3: Cross multiply
   12,924.86x = 17,835.84 × 7,897.48
4. Step 4: Simplify right side
   12,924.86x = 140,858,145.09
5. Step 5: Solve for x
   x = 140,858,145.09/12,924.86
6. Step 6: Final answer
   x = 10,898.24