Finding the Fourth Proportional to 10,638,395.73, 15,959,835.41 and 3,449,369.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,638,395.73 : 15,959,835.41 = 3,449,369.03 : x
2. Step 2: Convert to fraction form
   10,638,395.73/15,959,835.41 = 3,449,369.03/x
3. Step 3: Cross multiply
   10,638,395.73x = 15,959,835.41 × 3,449,369.03
4. Step 4: Simplify right side
   10,638,395.73x = 55,051,361,890,105.33
5. Step 5: Solve for x
   x = 55,051,361,890,105.33/10,638,395.73
6. Step 6: Final answer
   x = 5,174,780.42