Finding the Fourth Proportional to 12,935.94, 17,847.30 and 7,898.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,935.94 : 17,847.30 = 7,898.34 : x
2. Step 2: Convert to fraction form
   12,935.94/17,847.30 = 7,898.34/x
3. Step 3: Cross multiply
   12,935.94x = 17,847.30 × 7,898.34
4. Step 4: Simplify right side
   12,935.94x = 140,964,043.48
5. Step 5: Solve for x
   x = 140,964,043.48/12,935.94
6. Step 6: Final answer
   x = 10,897.09