Finding the Fourth Proportional to 10,827,185.82, 16,235,464.29 and 5,355,959.21

Step by Step Solution

1. Step 1: Write the proportion equation
   10,827,185.82 : 16,235,464.29 = 5,355,959.21 : x
2. Step 2: Convert to fraction form
   10,827,185.82/16,235,464.29 = 5,355,959.21/x
3. Step 3: Cross multiply
   10,827,185.82x = 16,235,464.29 × 5,355,959.21
4. Step 4: Simplify right side
   10,827,185.82x = 86,956,484,492,651.61
5. Step 5: Solve for x
   x = 86,956,484,492,651.61/10,827,185.82
6. Step 6: Final answer
   x = 8,031,309.88