Finding the Fourth Proportional to 9,915,829,076.78, 14,876,041,405.93 and 2,833,404,197.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,915,829,076.78 : 14,876,041,405.93 = 2,833,404,197.57 : x
2. Step 2: Convert to fraction form
   9,915,829,076.78/14,876,041,405.93 = 2,833,404,197.57/x
3. Step 3: Cross multiply
   9,915,829,076.78x = 14,876,041,405.93 × 2,833,404,197.57
4. Step 4: Simplify right side
   9,915,829,076.78x = 42,149,838,162,787,188,736
5. Step 5: Solve for x
   x = 42,149,838,162,787,188,736/9,915,829,076.78
6. Step 6: Final answer
   x = 4,250,762,879.88