Finding the Fourth Proportional to 10,091.16, 13,926.12 and 5,554.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,091.16 : 13,926.12 = 5,554.02 : x
2. Step 2: Convert to fraction form
   10,091.16/13,926.12 = 5,554.02/x
3. Step 3: Cross multiply
   10,091.16x = 13,926.12 × 5,554.02
4. Step 4: Simplify right side
   10,091.16x = 77,345,949.00
5. Step 5: Solve for x
   x = 77,345,949.00/10,091.16
6. Step 6: Final answer
   x = 7,664.72