Finding the Fourth Proportional to 2,109,142,893.42, 3,161,499,705.36 and 709,641,329.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,142,893.42 : 3,161,499,705.36 = 709,641,329.53 : x
2. Step 2: Convert to fraction form
   2,109,142,893.42/3,161,499,705.36 = 709,641,329.53/x
3. Step 3: Cross multiply
   2,109,142,893.42x = 3,161,499,705.36 × 709,641,329.53
4. Step 4: Simplify right side
   2,109,142,893.42x = 2,243,530,854,236,054,784
5. Step 5: Solve for x
   x = 2,243,530,854,236,054,784/2,109,142,893.42
6. Step 6: Final answer
   x = 1,063,716,859.22