Finding the Fourth Proportional to 11,860,117.29, 17,786,686.01 and 5,379,443.37

Step by Step Solution

1. Step 1: Write the proportion equation
   11,860,117.29 : 17,786,686.01 = 5,379,443.37 : x
2. Step 2: Convert to fraction form
   11,860,117.29/17,786,686.01 = 5,379,443.37/x
3. Step 3: Cross multiply
   11,860,117.29x = 17,786,686.01 × 5,379,443.37
4. Step 4: Simplify right side
   11,860,117.29x = 95,682,470,144,214.86
5. Step 5: Solve for x
   x = 95,682,470,144,214.86/11,860,117.29
6. Step 6: Final answer
   x = 8,067,582.12