Finding the Fourth Proportional to 9,822.88, 14,734.94 and 4,887.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,822.88 : 14,734.94 = 4,887.55 : x
2. Step 2: Convert to fraction form
   9,822.88/14,734.94 = 4,887.55/x
3. Step 3: Cross multiply
   9,822.88x = 14,734.94 × 4,887.55
4. Step 4: Simplify right side
   9,822.88x = 72,017,749.98
5. Step 5: Solve for x
   x = 72,017,749.98/9,822.88
6. Step 6: Final answer
   x = 7,331.63