Finding the Fourth Proportional to 10,071.59, 15,091.86 and 5,392.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,071.59 : 15,091.86 = 5,392.22 : x
2. Step 2: Convert to fraction form
   10,071.59/15,091.86 = 5,392.22/x
3. Step 3: Cross multiply
   10,071.59x = 15,091.86 × 5,392.22
4. Step 4: Simplify right side
   10,071.59x = 81,378,629.33
5. Step 5: Solve for x
   x = 81,378,629.33/10,071.59
6. Step 6: Final answer
   x = 8,080.02