Finding the Fourth Proportional to 9,874,980.74, 13,628,603.67 and 5,525,168.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,874,980.74 : 13,628,603.67 = 5,525,168.96 : x
2. Step 2: Convert to fraction form
   9,874,980.74/13,628,603.67 = 5,525,168.96/x
3. Step 3: Cross multiply
   9,874,980.74x = 13,628,603.67 × 5,525,168.96
4. Step 4: Simplify right side
   9,874,980.74x = 75,300,337,978,978.22
5. Step 5: Solve for x
   x = 75,300,337,978,978.22/9,874,980.74
6. Step 6: Final answer
   x = 7,625,365.55