Finding the Fourth Proportional to 11,301.12, 15,600.98 and 7,946.80

Step by Step Solution

1. Step 1: Write the proportion equation
   11,301.12 : 15,600.98 = 7,946.80 : x
2. Step 2: Convert to fraction form
   11,301.12/15,600.98 = 7,946.80/x
3. Step 3: Cross multiply
   11,301.12x = 15,600.98 × 7,946.80
4. Step 4: Simplify right side
   11,301.12x = 123,977,867.86
5. Step 5: Solve for x
   x = 123,977,867.86/11,301.12
6. Step 6: Final answer
   x = 10,970.41