Finding the Fourth Proportional to 8,196,688.41, 12,294,668.12 and 2,805,820.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,196,688.41 : 12,294,668.12 = 2,805,820.89 : x
2. Step 2: Convert to fraction form
   8,196,688.41/12,294,668.12 = 2,805,820.89/x
3. Step 3: Cross multiply
   8,196,688.41x = 12,294,668.12 × 2,805,820.89
4. Step 4: Simplify right side
   8,196,688.41x = 34,496,636,632,683.93
5. Step 5: Solve for x
   x = 34,496,636,632,683.93/8,196,688.41
6. Step 6: Final answer
   x = 4,208,606.56