Finding the Fourth Proportional to 12,214,613.58, 18,322,550.96 and 3,116,790.78

Step by Step Solution

1. Step 1: Write the proportion equation
   12,214,613.58 : 18,322,550.96 = 3,116,790.78 : x
2. Step 2: Convert to fraction form
   12,214,613.58/18,322,550.96 = 3,116,790.78/x
3. Step 3: Cross multiply
   12,214,613.58x = 18,322,550.96 × 3,116,790.78
4. Step 4: Simplify right side
   12,214,613.58x = 57,107,557,898,208.15
5. Step 5: Solve for x
   x = 57,107,557,898,208.15/12,214,613.58
6. Step 6: Final answer
   x = 4,675,347.08