Finding the Fourth Proportional to 12,386,457.45, 18,579,688.61 and 3,867,523.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,386,457.45 : 18,579,688.61 = 3,867,523.83 : x
2. Step 2: Convert to fraction form
   12,386,457.45/18,579,688.61 = 3,867,523.83/x
3. Step 3: Cross multiply
   12,386,457.45x = 18,579,688.61 × 3,867,523.83
4. Step 4: Simplify right side
   12,386,457.45x = 71,857,388,433,816.95
5. Step 5: Solve for x
   x = 71,857,388,433,816.95/12,386,457.45
6. Step 6: Final answer
   x = 5,801,286.50