Finding the Fourth Proportional to 8,455,027.72, 12,682,968.05 and 2,390,194.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,455,027.72 : 12,682,968.05 = 2,390,194.84 : x
2. Step 2: Convert to fraction form
   8,455,027.72/12,682,968.05 = 2,390,194.84/x
3. Step 3: Cross multiply
   8,455,027.72x = 12,682,968.05 × 2,390,194.84
4. Step 4: Simplify right side
   8,455,027.72x = 30,314,764,788,994.86
5. Step 5: Solve for x
   x = 30,314,764,788,994.86/8,455,027.72
6. Step 6: Final answer
   x = 3,585,412.82