Finding the Fourth Proportional to 2,612,851,659.18, 3,605,728,976.82 and 1,423,430,401.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,612,851,659.18 : 3,605,728,976.82 = 1,423,430,401.86 : x
2. Step 2: Convert to fraction form
   2,612,851,659.18/3,605,728,976.82 = 1,423,430,401.86/x
3. Step 3: Cross multiply
   2,612,851,659.18x = 3,605,728,976.82 × 1,423,430,401.86
4. Step 4: Simplify right side
   2,612,851,659.18x = 5,132,504,246,473,139,200
5. Step 5: Solve for x
   x = 5,132,504,246,473,139,200/2,612,851,659.18
6. Step 6: Final answer
   x = 1,964,330,515.45