Finding the Fourth Proportional to 10,673,638.98, 14,729,443.14 and 5,778,821.33

Step by Step Solution

1. Step 1: Write the proportion equation
   10,673,638.98 : 14,729,443.14 = 5,778,821.33 : x
2. Step 2: Convert to fraction form
   10,673,638.98/14,729,443.14 = 5,778,821.33/x
3. Step 3: Cross multiply
   10,673,638.98x = 14,729,443.14 × 5,778,821.33
4. Step 4: Simplify right side
   10,673,638.98x = 85,118,820,196,454.19
5. Step 5: Solve for x
   x = 85,118,820,196,454.19/10,673,638.98
6. Step 6: Final answer
   x = 7,974,676.71