Finding the Fourth Proportional to 12,927.34, 17,839.26 and 7,900.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,927.34 : 17,839.26 = 7,900.01 : x
2. Step 2: Convert to fraction form
   12,927.34/17,839.26 = 7,900.01/x
3. Step 3: Cross multiply
   12,927.34x = 17,839.26 × 7,900.01
4. Step 4: Simplify right side
   12,927.34x = 140,930,243.20
5. Step 5: Solve for x
   x = 140,930,243.20/12,927.34
6. Step 6: Final answer
   x = 10,901.72