Finding the Fourth Proportional to 10,816.04, 16,203.02 and 7,107.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,816.04 : 16,203.02 = 7,107.10 : x
2. Step 2: Convert to fraction form
   10,816.04/16,203.02 = 7,107.10/x
3. Step 3: Cross multiply
   10,816.04x = 16,203.02 × 7,107.10
4. Step 4: Simplify right side
   10,816.04x = 115,156,483.44
5. Step 5: Solve for x
   x = 115,156,483.44/10,816.04
6. Step 6: Final answer
   x = 10,646.82