Finding the Fourth Proportional to 5,109.02, 7,663.60 and 1,411.22

Step by Step Solution

1. Step 1: Write the proportion equation
   5,109.02 : 7,663.60 = 1,411.22 : x
2. Step 2: Convert to fraction form
   5,109.02/7,663.60 = 1,411.22/x
3. Step 3: Cross multiply
   5,109.02x = 7,663.60 × 1,411.22
4. Step 4: Simplify right side
   5,109.02x = 10,815,025.59
5. Step 5: Solve for x
   x = 10,815,025.59/5,109.02
6. Step 6: Final answer
   x = 2,116.85