Finding the Fourth Proportional to 2,131,917.76, 2,942,054.22 and 1,165,062.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,917.76 : 2,942,054.22 = 1,165,062.88 : x
2. Step 2: Convert to fraction form
   2,131,917.76/2,942,054.22 = 1,165,062.88/x
3. Step 3: Cross multiply
   2,131,917.76x = 2,942,054.22 × 1,165,062.88
4. Step 4: Simplify right side
   2,131,917.76x = 3,427,678,162,669.35
5. Step 5: Solve for x
   x = 3,427,678,162,669.35/2,131,917.76
6. Step 6: Final answer
   x = 1,607,790.99