Finding the Fourth Proportional to 7,528,520.25, 10,389,336.57 and 4,090,760.37

Step by Step Solution

1. Step 1: Write the proportion equation
   7,528,520.25 : 10,389,336.57 = 4,090,760.37 : x
2. Step 2: Convert to fraction form
   7,528,520.25/10,389,336.57 = 4,090,760.37/x
3. Step 3: Cross multiply
   7,528,520.25x = 10,389,336.57 × 4,090,760.37
4. Step 4: Simplify right side
   7,528,520.25x = 42,500,286,311,147.73
5. Step 5: Solve for x
   x = 42,500,286,311,147.73/7,528,520.25
6. Step 6: Final answer
   x = 5,645,237.70