Finding the Fourth Proportional to 9,400.98, 12,964.37 and 5,623.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,400.98 : 12,964.37 = 5,623.52 : x
2. Step 2: Convert to fraction form
   9,400.98/12,964.37 = 5,623.52/x
3. Step 3: Cross multiply
   9,400.98x = 12,964.37 × 5,623.52
4. Step 4: Simplify right side
   9,400.98x = 72,905,301.04
5. Step 5: Solve for x
   x = 72,905,301.04/9,400.98
6. Step 6: Final answer
   x = 7,755.07