Finding the Fourth Proportional to 11,994,317.88, 17,991,462.34 and 3,907,280.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,994,317.88 : 17,991,462.34 = 3,907,280.32 : x
2. Step 2: Convert to fraction form
   11,994,317.88/17,991,462.34 = 3,907,280.32/x
3. Step 3: Cross multiply
   11,994,317.88x = 17,991,462.34 × 3,907,280.32
4. Step 4: Simplify right side
   11,994,317.88x = 70,297,686,729,103.15
5. Step 5: Solve for x
   x = 70,297,686,729,103.15/11,994,317.88
6. Step 6: Final answer
   x = 5,860,915.76