Finding the Fourth Proportional to 5,429,395.16, 8,131,689.32 and 2,591,500.22

Step by Step Solution

1. Step 1: Write the proportion equation
   5,429,395.16 : 8,131,689.32 = 2,591,500.22 : x
2. Step 2: Convert to fraction form
   5,429,395.16/8,131,689.32 = 2,591,500.22/x
3. Step 3: Cross multiply
   5,429,395.16x = 8,131,689.32 × 2,591,500.22
4. Step 4: Simplify right side
   5,429,395.16x = 21,073,274,648,794.15
5. Step 5: Solve for x
   x = 21,073,274,648,794.15/5,429,395.16
6. Step 6: Final answer
   x = 3,881,330.06