Finding the Fourth Proportional to 9,448.95, 13,039.55 and 5,200.01

Step by Step Solution

1. Step 1: Write the proportion equation
   9,448.95 : 13,039.55 = 5,200.01 : x
2. Step 2: Convert to fraction form
   9,448.95/13,039.55 = 5,200.01/x
3. Step 3: Cross multiply
   9,448.95x = 13,039.55 × 5,200.01
4. Step 4: Simplify right side
   9,448.95x = 67,805,813.35
5. Step 5: Solve for x
   x = 67,805,813.35/9,448.95
6. Step 6: Final answer
   x = 7,176.02