Finding the Fourth Proportional to 12,083,890.85, 18,119,603.32 and 3,563,120.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,083,890.85 : 18,119,603.32 = 3,563,120.15 : x
2. Step 2: Convert to fraction form
   12,083,890.85/18,119,603.32 = 3,563,120.15/x
3. Step 3: Cross multiply
   12,083,890.85x = 18,119,603.32 × 3,563,120.15
4. Step 4: Simplify right side
   12,083,890.85x = 64,562,323,699,498.90
5. Step 5: Solve for x
   x = 64,562,323,699,498.90/12,083,890.85
6. Step 6: Final answer
   x = 5,342,842.34