Finding the Fourth Proportional to 10,499.01, 14,488.65 and 5,783.19

Step by Step Solution

1. Step 1: Write the proportion equation
   10,499.01 : 14,488.65 = 5,783.19 : x
2. Step 2: Convert to fraction form
   10,499.01/14,488.65 = 5,783.19/x
3. Step 3: Cross multiply
   10,499.01x = 14,488.65 × 5,783.19
4. Step 4: Simplify right side
   10,499.01x = 83,790,615.79
5. Step 5: Solve for x
   x = 83,790,615.79/10,499.01
6. Step 6: Final answer
   x = 7,980.81