Finding the Fourth Proportional to 9,875,412.89, 13,628,089.71 and 5,524,571.87

Step by Step Solution

1. Step 1: Write the proportion equation
   9,875,412.89 : 13,628,089.71 = 5,524,571.87 : x
2. Step 2: Convert to fraction form
   9,875,412.89/13,628,089.71 = 5,524,571.87/x
3. Step 3: Cross multiply
   9,875,412.89x = 13,628,089.71 × 5,524,571.87
4. Step 4: Simplify right side
   9,875,412.89x = 75,289,360,957,939.16
5. Step 5: Solve for x
   x = 75,289,360,957,939.16/9,875,412.89
6. Step 6: Final answer
   x = 7,623,920.32