Finding the Fourth Proportional to 9,350.71, 12,903.96 and 5,101.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,350.71 : 12,903.96 = 5,101.72 : x
2. Step 2: Convert to fraction form
   9,350.71/12,903.96 = 5,101.72/x
3. Step 3: Cross multiply
   9,350.71x = 12,903.96 × 5,101.72
4. Step 4: Simplify right side
   9,350.71x = 65,832,390.81
5. Step 5: Solve for x
   x = 65,832,390.81/9,350.71
6. Step 6: Final answer
   x = 7,040.36