Finding the Fourth Proportional to 9,364.20, 14,042.07 and 4,980.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,364.20 : 14,042.07 = 4,980.72 : x
2. Step 2: Convert to fraction form
   9,364.20/14,042.07 = 4,980.72/x
3. Step 3: Cross multiply
   9,364.20x = 14,042.07 × 4,980.72
4. Step 4: Simplify right side
   9,364.20x = 69,939,618.89
5. Step 5: Solve for x
   x = 69,939,618.89/9,364.20
6. Step 6: Final answer
   x = 7,468.83