Finding the Fourth Proportional to 2,142,689.54, 2,956,996.82 and 1,175,854.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,689.54 : 2,956,996.82 = 1,175,854.43 : x
2. Step 2: Convert to fraction form
   2,142,689.54/2,956,996.82 = 1,175,854.43/x
3. Step 3: Cross multiply
   2,142,689.54x = 2,956,996.82 × 1,175,854.43
4. Step 4: Simplify right side
   2,142,689.54x = 3,476,997,789,628.66
5. Step 5: Solve for x
   x = 3,476,997,789,628.66/2,142,689.54
6. Step 6: Final answer
   x = 1,622,725.89