Finding the Fourth Proportional to 9,373.98, 12,937.50 and 5,394.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,373.98 : 12,937.50 = 5,394.18 : x
2. Step 2: Convert to fraction form
   9,373.98/12,937.50 = 5,394.18/x
3. Step 3: Cross multiply
   9,373.98x = 12,937.50 × 5,394.18
4. Step 4: Simplify right side
   9,373.98x = 69,787,203.75
5. Step 5: Solve for x
   x = 69,787,203.75/9,373.98
6. Step 6: Final answer
   x = 7,444.78