Finding the Fourth Proportional to 2,402,359,429.56, 3,315,290,236.16 and 1,385,064,730.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402,359,429.56 : 3,315,290,236.16 = 1,385,064,730.12 : x
2. Step 2: Convert to fraction form
   2,402,359,429.56/3,315,290,236.16 = 1,385,064,730.12/x
3. Step 3: Cross multiply
   2,402,359,429.56x = 3,315,290,236.16 × 1,385,064,730.12
4. Step 4: Simplify right side
   2,402,359,429.56x = 4,591,891,576,216,420,864
5. Step 5: Solve for x
   x = 4,591,891,576,216,420,864/2,402,359,429.56
6. Step 6: Final answer
   x = 1,911,409,058.83