Finding the Fourth Proportional to 2,109,142,894.42, 3,161,499,706.86 and 709,641,330.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,142,894.42 : 3,161,499,706.86 = 709,641,330.53 : x
2. Step 2: Convert to fraction form
   2,109,142,894.42/3,161,499,706.86 = 709,641,330.53/x
3. Step 3: Cross multiply
   2,109,142,894.42x = 3,161,499,706.86 × 709,641,330.53
4. Step 4: Simplify right side
   2,109,142,894.42x = 2,243,530,858,446,335,488
5. Step 5: Solve for x
   x = 2,243,530,858,446,335,488/2,109,142,894.42
6. Step 6: Final answer
   x = 1,063,716,860.71