Finding the Fourth Proportional to 12,287,606.83, 18,430,721.34 and 3,767,919.91

Step by Step Solution

1. Step 1: Write the proportion equation
   12,287,606.83 : 18,430,721.34 = 3,767,919.91 : x
2. Step 2: Convert to fraction form
   12,287,606.83/18,430,721.34 = 3,767,919.91/x
3. Step 3: Cross multiply
   12,287,606.83x = 18,430,721.34 × 3,767,919.91
4. Step 4: Simplify right side
   12,287,606.83x = 69,445,481,892,647.88
5. Step 5: Solve for x
   x = 69,445,481,892,647.88/12,287,606.83
6. Step 6: Final answer
   x = 5,651,668.62