Finding the Fourth Proportional to 7,391.14, 10,196.55 and 4,870.02

Step by Step Solution

1. Step 1: Write the proportion equation
   7,391.14 : 10,196.55 = 4,870.02 : x
2. Step 2: Convert to fraction form
   7,391.14/10,196.55 = 4,870.02/x
3. Step 3: Cross multiply
   7,391.14x = 10,196.55 × 4,870.02
4. Step 4: Simplify right side
   7,391.14x = 49,657,402.43
5. Step 5: Solve for x
   x = 49,657,402.43/7,391.14
6. Step 6: Final answer
   x = 6,718.50