Finding the Fourth Proportional to 8,665,443.93, 12,995,088.18 and 3,199,369.11

Step by Step Solution

1. Step 1: Write the proportion equation
   8,665,443.93 : 12,995,088.18 = 3,199,369.11 : x
2. Step 2: Convert to fraction form
   8,665,443.93/12,995,088.18 = 3,199,369.11/x
3. Step 3: Cross multiply
   8,665,443.93x = 12,995,088.18 × 3,199,369.11
4. Step 4: Simplify right side
   8,665,443.93x = 41,576,083,704,818.12
5. Step 5: Solve for x
   x = 41,576,083,704,818.12/8,665,443.93
6. Step 6: Final answer
   x = 4,797,917.34