Finding the Fourth Proportional to 12,101,825.69, 16,700,519.71 and 6,669,317.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,101,825.69 : 16,700,519.71 = 6,669,317.69 : x
2. Step 2: Convert to fraction form
   12,101,825.69/16,700,519.71 = 6,669,317.69/x
3. Step 3: Cross multiply
   12,101,825.69x = 16,700,519.71 × 6,669,317.69
4. Step 4: Simplify right side
   12,101,825.69x = 111,381,071,484,042.75
5. Step 5: Solve for x
   x = 111,381,071,484,042.75/12,101,825.69
6. Step 6: Final answer
   x = 9,203,658.55