Finding the Fourth Proportional to 12,824,649.72, 19,238,238.18 and 3,726,826.92

Step by Step Solution

1. Step 1: Write the proportion equation
   12,824,649.72 : 19,238,238.18 = 3,726,826.92 : x
2. Step 2: Convert to fraction form
   12,824,649.72/19,238,238.18 = 3,726,826.92/x
3. Step 3: Cross multiply
   12,824,649.72x = 19,238,238.18 × 3,726,826.92
4. Step 4: Simplify right side
   12,824,649.72x = 71,697,583,942,595.80
5. Step 5: Solve for x
   x = 71,697,583,942,595.80/12,824,649.72
6. Step 6: Final answer
   x = 5,590,607.58