Finding the Fourth Proportional to 9,846.36, 13,587.55 and 5,370.00

Step by Step Solution

1. Step 1: Write the proportion equation
   9,846.36 : 13,587.55 = 5,370.00 : x
2. Step 2: Convert to fraction form
   9,846.36/13,587.55 = 5,370.00/x
3. Step 3: Cross multiply
   9,846.36x = 13,587.55 × 5,370.00
4. Step 4: Simplify right side
   9,846.36x = 72,965,079.12
5. Step 5: Solve for x
   x = 72,965,079.12/9,846.36
6. Step 6: Final answer
   x = 7,410.36