Finding the Fourth Proportional to 7,030.04, 9,701.52 and 3,886.20

Step by Step Solution

1. Step 1: Write the proportion equation
   7,030.04 : 9,701.52 = 3,886.20 : x
2. Step 2: Convert to fraction form
   7,030.04/9,701.52 = 3,886.20/x
3. Step 3: Cross multiply
   7,030.04x = 9,701.52 × 3,886.20
4. Step 4: Simplify right side
   7,030.04x = 37,702,047.02
5. Step 5: Solve for x
   x = 37,702,047.02/7,030.04
6. Step 6: Final answer
   x = 5,362.99