Finding the Fourth Proportional to 7,097.94, 10,641.72 and 3,402.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,097.94 : 10,641.72 = 3,402.78 : x
2. Step 2: Convert to fraction form
   7,097.94/10,641.72 = 3,402.78/x
3. Step 3: Cross multiply
   7,097.94x = 10,641.72 × 3,402.78
4. Step 4: Simplify right side
   7,097.94x = 36,211,431.98
5. Step 5: Solve for x
   x = 36,211,431.98/7,097.94
6. Step 6: Final answer
   x = 5,101.68