Finding the Fourth Proportional to 2,085,474,857, 3,128,615,116.86 and 792,909,844.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,085,474,857 : 3,128,615,116.86 = 792,909,844.52 : x
2. Step 2: Convert to fraction form
   2,085,474,857/3,128,615,116.86 = 792,909,844.52/x
3. Step 3: Cross multiply
   2,085,474,857x = 3,128,615,116.86 × 792,909,844.52
4. Step 4: Simplify right side
   2,085,474,857x = 2,480,709,725,872,384,512
5. Step 5: Solve for x
   x = 2,480,709,725,872,384,512/2,085,474,857
6. Step 6: Final answer
   x = 1,189,517,925.64