Finding the Fourth Proportional to 3,499,286,066.15, 5,248,934,150.85 and 1,429,007,828.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,499,286,066.15 : 5,248,934,150.85 = 1,429,007,828.05 : x
2. Step 2: Convert to fraction form
   3,499,286,066.15/5,248,934,150.85 = 1,429,007,828.05/x
3. Step 3: Cross multiply
   3,499,286,066.15x = 5,248,934,150.85 × 1,429,007,828.05
4. Step 4: Simplify right side
   3,499,286,066.15x = 7,500,767,990,489,928,704
5. Step 5: Solve for x
   x = 7,500,767,990,489,928,704/3,499,286,066.15
6. Step 6: Final answer
   x = 2,143,513,805.02