Finding the Fourth Proportional to 10,091.07, 13,925.52 and 5,615.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,091.07 : 13,925.52 = 5,615.28 : x
2. Step 2: Convert to fraction form
   10,091.07/13,925.52 = 5,615.28/x
3. Step 3: Cross multiply
   10,091.07x = 13,925.52 × 5,615.28
4. Step 4: Simplify right side
   10,091.07x = 78,195,693.95
5. Step 5: Solve for x
   x = 78,195,693.95/10,091.07
6. Step 6: Final answer
   x = 7,749.00