Finding the Fourth Proportional to 8,851,059.39, 13,278,951.69 and 3,171,857.79

Step by Step Solution

1. Step 1: Write the proportion equation
   8,851,059.39 : 13,278,951.69 = 3,171,857.79 : x
2. Step 2: Convert to fraction form
   8,851,059.39/13,278,951.69 = 3,171,857.79/x
3. Step 3: Cross multiply
   8,851,059.39x = 13,278,951.69 × 3,171,857.79
4. Step 4: Simplify right side
   8,851,059.39x = 42,118,946,360,960.16
5. Step 5: Solve for x
   x = 42,118,946,360,960.16/8,851,059.39
6. Step 6: Final answer
   x = 4,758,633.35