Finding the Fourth Proportional to 11,870.06, 17,807.49 and 5,296.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,870.06 : 17,807.49 = 5,296.25 : x
2. Step 2: Convert to fraction form
   11,870.06/17,807.49 = 5,296.25/x
3. Step 3: Cross multiply
   11,870.06x = 17,807.49 × 5,296.25
4. Step 4: Simplify right side
   11,870.06x = 94,312,829.88
5. Step 5: Solve for x
   x = 94,312,829.88/11,870.06
6. Step 6: Final answer
   x = 7,945.44