Finding the Fourth Proportional to 6,222,421.18, 8,586,910.55 and 3,609,453.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,222,421.18 : 8,586,910.55 = 3,609,453.72 : x
2. Step 2: Convert to fraction form
   6,222,421.18/8,586,910.55 = 3,609,453.72/x
3. Step 3: Cross multiply
   6,222,421.18x = 8,586,910.55 × 3,609,453.72
4. Step 4: Simplify right side
   6,222,421.18x = 30,994,056,210,776.33
5. Step 5: Solve for x
   x = 30,994,056,210,776.33/6,222,421.18
6. Step 6: Final answer
   x = 4,981,028.34