Finding the Fourth Proportional to 9,810.88, 13,538.76 and 5,334.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,810.88 : 13,538.76 = 5,334.53 : x
2. Step 2: Convert to fraction form
   9,810.88/13,538.76 = 5,334.53/x
3. Step 3: Cross multiply
   9,810.88x = 13,538.76 × 5,334.53
4. Step 4: Simplify right side
   9,810.88x = 72,222,921.38
5. Step 5: Solve for x
   x = 72,222,921.38/9,810.88
6. Step 6: Final answer
   x = 7,361.52