Finding the Fourth Proportional to 12,969.08, 19,454.01 and 5,071.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,969.08 : 19,454.01 = 5,071.28 : x
2. Step 2: Convert to fraction form
   12,969.08/19,454.01 = 5,071.28/x
3. Step 3: Cross multiply
   12,969.08x = 19,454.01 × 5,071.28
4. Step 4: Simplify right side
   12,969.08x = 98,656,731.83
5. Step 5: Solve for x
   x = 98,656,731.83/12,969.08
6. Step 6: Final answer
   x = 7,607.07