Finding the Fourth Proportional to 7,030.03, 9,701.46 and 3,886.21

Step by Step Solution

1. Step 1: Write the proportion equation
   7,030.03 : 9,701.46 = 3,886.21 : x
2. Step 2: Convert to fraction form
   7,030.03/9,701.46 = 3,886.21/x
3. Step 3: Cross multiply
   7,030.03x = 9,701.46 × 3,886.21
4. Step 4: Simplify right side
   7,030.03x = 37,701,910.87
5. Step 5: Solve for x
   x = 37,701,910.87/7,030.03
6. Step 6: Final answer
   x = 5,362.98