Finding the Fourth Proportional to 9,271.02, 12,787.76 and 5,735.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,271.02 : 12,787.76 = 5,735.98 : x
2. Step 2: Convert to fraction form
   9,271.02/12,787.76 = 5,735.98/x
3. Step 3: Cross multiply
   9,271.02x = 12,787.76 × 5,735.98
4. Step 4: Simplify right side
   9,271.02x = 73,350,335.60
5. Step 5: Solve for x
   x = 73,350,335.60/9,271.02
6. Step 6: Final answer
   x = 7,911.79