Finding the Fourth Proportional to 10,980.63, 16,477.43 and 4,059.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,980.63 : 16,477.43 = 4,059.99 : x
2. Step 2: Convert to fraction form
   10,980.63/16,477.43 = 4,059.99/x
3. Step 3: Cross multiply
   10,980.63x = 16,477.43 × 4,059.99
4. Step 4: Simplify right side
   10,980.63x = 66,898,180.73
5. Step 5: Solve for x
   x = 66,898,180.73/10,980.63
6. Step 6: Final answer
   x = 6,092.38