Finding the Fourth Proportional to 11,860,118.29, 17,786,687.51 and 5,379,444.37

Step by Step Solution

1. Step 1: Write the proportion equation
   11,860,118.29 : 17,786,687.51 = 5,379,444.37 : x
2. Step 2: Convert to fraction form
   11,860,118.29/17,786,687.51 = 5,379,444.37/x
3. Step 3: Cross multiply
   11,860,118.29x = 17,786,687.51 × 5,379,444.37
4. Step 4: Simplify right side
   11,860,118.29x = 95,682,495,986,618.83
5. Step 5: Solve for x
   x = 95,682,495,986,618.83/11,860,118.29
6. Step 6: Final answer
   x = 8,067,583.61