Finding the Fourth Proportional to 11,704.52, 17,620.37 and 10,499

Step by Step Solution

1. Step 1: Write the proportion equation
   11,704.52 : 17,620.37 = 10,499 : x
2. Step 2: Convert to fraction form
   11,704.52/17,620.37 = 10,499/x
3. Step 3: Cross multiply
   11,704.52x = 17,620.37 × 10,499
4. Step 4: Simplify right side
   11,704.52x = 184,996,264.63
5. Step 5: Solve for x
   x = 184,996,264.63/11,704.52
6. Step 6: Final answer
   x = 15,805.54