Finding the Fourth Proportional to 2,167,450.41, 2,991,081.83 and 1,200,643.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,167,450.41 : 2,991,081.83 = 1,200,643.32 : x
2. Step 2: Convert to fraction form
   2,167,450.41/2,991,081.83 = 1,200,643.32/x
3. Step 3: Cross multiply
   2,167,450.41x = 2,991,081.83 × 1,200,643.32
4. Step 4: Simplify right side
   2,167,450.41x = 3,591,222,412,759.66
5. Step 5: Solve for x
   x = 3,591,222,412,759.66/2,167,450.41
6. Step 6: Final answer
   x = 1,656,887.93