Finding the Fourth Proportional to 9,886,040.57, 13,644,168.27 and 5,535,407.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,886,040.57 : 13,644,168.27 = 5,535,407.24 : x
2. Step 2: Convert to fraction form
   9,886,040.57/13,644,168.27 = 5,535,407.24/x
3. Step 3: Cross multiply
   9,886,040.57x = 13,644,168.27 × 5,535,407.24
4. Step 4: Simplify right side
   9,886,040.57x = 75,526,027,825,536.28
5. Step 5: Solve for x
   x = 75,526,027,825,536.28/9,886,040.57
6. Step 6: Final answer
   x = 7,639,663.96