Finding the Fourth Proportional to 10,499.09, 14,488.07 and 5,783.36

Step by Step Solution

1. Step 1: Write the proportion equation
   10,499.09 : 14,488.07 = 5,783.36 : x
2. Step 2: Convert to fraction form
   10,499.09/14,488.07 = 5,783.36/x
3. Step 3: Cross multiply
   10,499.09x = 14,488.07 × 5,783.36
4. Step 4: Simplify right side
   10,499.09x = 83,789,623.16
5. Step 5: Solve for x
   x = 83,789,623.16/10,499.09
6. Step 6: Final answer
   x = 7,980.66