Finding the Fourth Proportional to 9,525,431.16, 13,145,185.98 and 5,174,550.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,525,431.16 : 13,145,185.98 = 5,174,550.18 : x
2. Step 2: Convert to fraction form
   9,525,431.16/13,145,185.98 = 5,174,550.18/x
3. Step 3: Cross multiply
   9,525,431.16x = 13,145,185.98 × 5,174,550.18
4. Step 4: Simplify right side
   9,525,431.16x = 68,020,424,478,942.48
5. Step 5: Solve for x
   x = 68,020,424,478,942.48/9,525,431.16
6. Step 6: Final answer
   x = 7,140,928.67