Finding the Fourth Proportional to 10,803.30, 16,205.01 and 3,012.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,803.30 : 16,205.01 = 3,012.18 : x
2. Step 2: Convert to fraction form
   10,803.30/16,205.01 = 3,012.18/x
3. Step 3: Cross multiply
   10,803.30x = 16,205.01 × 3,012.18
4. Step 4: Simplify right side
   10,803.30x = 48,812,407.02
5. Step 5: Solve for x
   x = 48,812,407.02/10,803.30
6. Step 6: Final answer
   x = 4,518.29