Finding the Fourth Proportional to 8,117,557.32, 12,176,904.15 and 3,259,863.09

Step by Step Solution

1. Step 1: Write the proportion equation
   8,117,557.32 : 12,176,904.15 = 3,259,863.09 : x
2. Step 2: Convert to fraction form
   8,117,557.32/12,176,904.15 = 3,259,863.09/x
3. Step 3: Cross multiply
   8,117,557.32x = 12,176,904.15 × 3,259,863.09
4. Step 4: Simplify right side
   8,117,557.32x = 39,695,040,389,052.82
5. Step 5: Solve for x
   x = 39,695,040,389,052.82/8,117,557.32
6. Step 6: Final answer
   x = 4,890,022.80