Finding the Fourth Proportional to 11,608,139.99, 17,412,250.49 and 3,521,185.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,608,139.99 : 17,412,250.49 = 3,521,185.31 : x
2. Step 2: Convert to fraction form
   11,608,139.99/17,412,250.49 = 3,521,185.31/x
3. Step 3: Cross multiply
   11,608,139.99x = 17,412,250.49 × 3,521,185.31
4. Step 4: Simplify right side
   11,608,139.99x = 61,311,760,534,761.12
5. Step 5: Solve for x
   x = 61,311,760,534,761.12/11,608,139.99
6. Step 6: Final answer
   x = 5,281,790.24