Finding the Fourth Proportional to 5,146.03, 7,101.83 and 2,907.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,146.03 : 7,101.83 = 2,907.86 : x
2. Step 2: Convert to fraction form
   5,146.03/7,101.83 = 2,907.86/x
3. Step 3: Cross multiply
   5,146.03x = 7,101.83 × 2,907.86
4. Step 4: Simplify right side
   5,146.03x = 20,651,099.14
5. Step 5: Solve for x
   x = 20,651,099.14/5,146.03
6. Step 6: Final answer
   x = 4,013.01