Finding the Fourth Proportional to 2,068,648,153.16, 2,854,794,739.10 and 1,128,911,325.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068,648,153.16 : 2,854,794,739.10 = 1,128,911,325.12 : x
2. Step 2: Convert to fraction form
   2,068,648,153.16/2,854,794,739.10 = 1,128,911,325.12/x
3. Step 3: Cross multiply
   2,068,648,153.16x = 2,854,794,739.10 × 1,128,911,325.12
4. Step 4: Simplify right side
   2,068,648,153.16x = 3,222,810,111,857,340,416
5. Step 5: Solve for x
   x = 3,222,810,111,857,340,416/2,068,648,153.16
6. Step 6: Final answer
   x = 1,557,930,529.14