Finding the Fourth Proportional to 9,147.01, 12,622.70 and 5,113.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,147.01 : 12,622.70 = 5,113.82 : x
2. Step 2: Convert to fraction form
   9,147.01/12,622.70 = 5,113.82/x
3. Step 3: Cross multiply
   9,147.01x = 12,622.70 × 5,113.82
4. Step 4: Simplify right side
   9,147.01x = 64,550,215.71
5. Step 5: Solve for x
   x = 64,550,215.71/9,147.01
6. Step 6: Final answer
   x = 7,056.97