Finding the Fourth Proportional to 9,810.34, 13,538.61 and 5,334.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,810.34 : 13,538.61 = 5,334.48 : x
2. Step 2: Convert to fraction form
   9,810.34/13,538.61 = 5,334.48/x
3. Step 3: Cross multiply
   9,810.34x = 13,538.61 × 5,334.48
4. Step 4: Simplify right side
   9,810.34x = 72,221,444.27
5. Step 5: Solve for x
   x = 72,221,444.27/9,810.34
6. Step 6: Final answer
   x = 7,361.77