Finding the Fourth Proportional to 12,892,739.98, 19,337,007.49 and 3,792,709.07

Step by Step Solution

1. Step 1: Write the proportion equation
   12,892,739.98 : 19,337,007.49 = 3,792,709.07 : x
2. Step 2: Convert to fraction form
   12,892,739.98/19,337,007.49 = 3,792,709.07/x
3. Step 3: Cross multiply
   12,892,739.98x = 19,337,007.49 × 3,792,709.07
4. Step 4: Simplify right side
   12,892,739.98x = 73,339,643,660,327.91
5. Step 5: Solve for x
   x = 73,339,643,660,327.91/12,892,739.98
6. Step 6: Final answer
   x = 5,688,445.11