Finding the Fourth Proportional to 2,166,747.33, 2,990,108.61 and 1,199,876.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,166,747.33 : 2,990,108.61 = 1,199,876.45 : x
2. Step 2: Convert to fraction form
   2,166,747.33/2,990,108.61 = 1,199,876.45/x
3. Step 3: Cross multiply
   2,166,747.33x = 2,990,108.61 × 1,199,876.45
4. Step 4: Simplify right side
   2,166,747.33x = 3,587,760,911,556.51
5. Step 5: Solve for x
   x = 3,587,760,911,556.51/2,166,747.33
6. Step 6: Final answer
   x = 1,655,828.01