Finding the Fourth Proportional to 9,861,152.88, 13,608,324.60 and 5,510,249.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,861,152.88 : 13,608,324.60 = 5,510,249.31 : x
2. Step 2: Convert to fraction form
   9,861,152.88/13,608,324.60 = 5,510,249.31/x
3. Step 3: Cross multiply
   9,861,152.88x = 13,608,324.60 × 5,510,249.31
4. Step 4: Simplify right side
   9,861,152.88x = 74,985,261,237,406.02
5. Step 5: Solve for x
   x = 74,985,261,237,406.02/9,861,152.88
6. Step 6: Final answer
   x = 7,604,106.96