Finding the Fourth Proportional to 9,846.71, 13,588.05 and 5,370.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,846.71 : 13,588.05 = 5,370.38 : x
2. Step 2: Convert to fraction form
   9,846.71/13,588.05 = 5,370.38/x
3. Step 3: Cross multiply
   9,846.71x = 13,588.05 × 5,370.38
4. Step 4: Simplify right side
   9,846.71x = 72,972,991.96
5. Step 5: Solve for x
   x = 72,972,991.96/9,846.71
6. Step 6: Final answer
   x = 7,410.90