Finding the Fourth Proportional to 2,167,322.33, 2,990,904.77 and 1,200,514.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,167,322.33 : 2,990,904.77 = 1,200,514.91 : x
2. Step 2: Convert to fraction form
   2,167,322.33/2,990,904.77 = 1,200,514.91/x
3. Step 3: Cross multiply
   2,167,322.33x = 2,990,904.77 × 1,200,514.91
4. Step 4: Simplify right side
   2,167,322.33x = 3,590,625,764,772.55
5. Step 5: Solve for x
   x = 3,590,625,764,772.55/2,167,322.33
6. Step 6: Final answer
   x = 1,656,710.55