Finding the Fourth Proportional to 12,055,145.50, 16,636,107.27 and 6,622,987.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,055,145.50 : 16,636,107.27 = 6,622,987.42 : x
2. Step 2: Convert to fraction form
   12,055,145.50/16,636,107.27 = 6,622,987.42/x
3. Step 3: Cross multiply
   12,055,145.50x = 16,636,107.27 × 6,622,987.42
4. Step 4: Simplify right side
   12,055,145.50x = 110,180,729,166,980.55
5. Step 5: Solve for x
   x = 110,180,729,166,980.55/12,055,145.50
6. Step 6: Final answer
   x = 9,139,726.20