Finding the Fourth Proportional to 10,273.83, 15,412.76 and 3,699.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,273.83 : 15,412.76 = 3,699.87 : x
2. Step 2: Convert to fraction form
   10,273.83/15,412.76 = 3,699.87/x
3. Step 3: Cross multiply
   10,273.83x = 15,412.76 × 3,699.87
4. Step 4: Simplify right side
   10,273.83x = 57,025,208.34
5. Step 5: Solve for x
   x = 57,025,208.34/10,273.83
6. Step 6: Final answer
   x = 5,550.53