Finding the Fourth Proportional to 7,029.98, 9,700.50 and 3,886.16

Step by Step Solution

1. Step 1: Write the proportion equation
   7,029.98 : 9,700.50 = 3,886.16 : x
2. Step 2: Convert to fraction form
   7,029.98/9,700.50 = 3,886.16/x
3. Step 3: Cross multiply
   7,029.98x = 9,700.50 × 3,886.16
4. Step 4: Simplify right side
   7,029.98x = 37,697,646.58
5. Step 5: Solve for x
   x = 37,697,646.58/7,029.98
6. Step 6: Final answer
   x = 5,362.42