Finding the Fourth Proportional to 9,349.10, 12,901.78 and 5,100.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,349.10 : 12,901.78 = 5,100.17 : x
2. Step 2: Convert to fraction form
   9,349.10/12,901.78 = 5,100.17/x
3. Step 3: Cross multiply
   9,349.10x = 12,901.78 × 5,100.17
4. Step 4: Simplify right side
   9,349.10x = 65,801,271.30
5. Step 5: Solve for x
   x = 65,801,271.30/9,349.10
6. Step 6: Final answer
   x = 7,038.25