Finding the Fourth Proportional to 8,147.93, 12,222.56 and 2,602.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,147.93 : 12,222.56 = 2,602.06 : x
2. Step 2: Convert to fraction form
   8,147.93/12,222.56 = 2,602.06/x
3. Step 3: Cross multiply
   8,147.93x = 12,222.56 × 2,602.06
4. Step 4: Simplify right side
   8,147.93x = 31,803,810.42
5. Step 5: Solve for x
   x = 31,803,810.42/8,147.93
6. Step 6: Final answer
   x = 3,903.30