Finding the Fourth Proportional to 8,290,798.54, 12,427,772.69 and 3,435,746.49

Step by Step Solution

1. Step 1: Write the proportion equation
   8,290,798.54 : 12,427,772.69 = 3,435,746.49 : x
2. Step 2: Convert to fraction form
   8,290,798.54/12,427,772.69 = 3,435,746.49/x
3. Step 3: Cross multiply
   8,290,798.54x = 12,427,772.69 × 3,435,746.49
4. Step 4: Simplify right side
   8,290,798.54x = 42,698,676,406,774.73
5. Step 5: Solve for x
   x = 42,698,676,406,774.73/8,290,798.54
6. Step 6: Final answer
   x = 5,150,128.33