Finding the Fourth Proportional to 9,915,829,077.78, 14,876,041,407.42 and 2,833,404,198.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,915,829,077.78 : 14,876,041,407.42 = 2,833,404,198.56 : x
2. Step 2: Convert to fraction form
   9,915,829,077.78/14,876,041,407.42 = 2,833,404,198.56/x
3. Step 3: Cross multiply
   9,915,829,077.78x = 14,876,041,407.42 × 2,833,404,198.56
4. Step 4: Simplify right side
   9,915,829,077.78x = 42,149,838,181,736,235,008
5. Step 5: Solve for x
   x = 42,149,838,181,736,235,008/9,915,829,077.78
6. Step 6: Final answer
   x = 4,250,762,881.36