Finding the Fourth Proportional to 11,345.94, 15,660.27 and 7,570.26

Step by Step Solution

1. Step 1: Write the proportion equation
   11,345.94 : 15,660.27 = 7,570.26 : x
2. Step 2: Convert to fraction form
   11,345.94/15,660.27 = 7,570.26/x
3. Step 3: Cross multiply
   11,345.94x = 15,660.27 × 7,570.26
4. Step 4: Simplify right side
   11,345.94x = 118,552,315.57
5. Step 5: Solve for x
   x = 118,552,315.57/11,345.94
6. Step 6: Final answer
   x = 10,448.88