Finding the Fourth Proportional to 9,840.58, 13,579.93 and 5,364.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,840.58 : 13,579.93 = 5,364.52 : x
2. Step 2: Convert to fraction form
   9,840.58/13,579.93 = 5,364.52/x
3. Step 3: Cross multiply
   9,840.58x = 13,579.93 × 5,364.52
4. Step 4: Simplify right side
   9,840.58x = 72,849,758.72
5. Step 5: Solve for x
   x = 72,849,758.72/9,840.58
6. Step 6: Final answer
   x = 7,403.00