Finding the Fourth Proportional to 19,782,380.71, 29,622,467.62 and 13,653,280.41

Step by Step Solution

1. Step 1: Write the proportion equation
   19,782,380.71 : 29,622,467.62 = 13,653,280.41 : x
2. Step 2: Convert to fraction form
   19,782,380.71/29,622,467.62 = 13,653,280.41/x
3. Step 3: Cross multiply
   19,782,380.71x = 29,622,467.62 × 13,653,280.41
4. Step 4: Simplify right side
   19,782,380.71x = 404,443,856,852,005.31
5. Step 5: Solve for x
   x = 404,443,856,852,005.31/19,782,380.71
6. Step 6: Final answer
   x = 20,444,650.36