Finding the Fourth Proportional to 7,030.38, 9,701.87 and 3,886.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,030.38 : 9,701.87 = 3,886.50 : x
2. Step 2: Convert to fraction form
   7,030.38/9,701.87 = 3,886.50/x
3. Step 3: Cross multiply
   7,030.38x = 9,701.87 × 3,886.50
4. Step 4: Simplify right side
   7,030.38x = 37,706,298.32
5. Step 5: Solve for x
   x = 37,706,298.32/7,030.38
6. Step 6: Final answer
   x = 5,363.34