Finding the Fourth Proportional to 19,789,017.54, 29,683,103.76 and 5,412,085.38

Step by Step Solution

1. Step 1: Write the proportion equation
   19,789,017.54 : 29,683,103.76 = 5,412,085.38 : x
2. Step 2: Convert to fraction form
   19,789,017.54/29,683,103.76 = 5,412,085.38/x
3. Step 3: Cross multiply
   19,789,017.54x = 29,683,103.76 × 5,412,085.38
4. Step 4: Simplify right side
   19,789,017.54x = 160,647,491,892,519.03
5. Step 5: Solve for x
   x = 160,647,491,892,519.03/19,789,017.54
6. Step 6: Final answer
   x = 8,118,012.51