Finding the Fourth Proportional to 2,126,856.48, 3,182,790.48 and 1,328,514

Step by Step Solution

1. Step 1: Write the proportion equation
   2,126,856.48 : 3,182,790.48 = 1,328,514 : x
2. Step 2: Convert to fraction form
   2,126,856.48/3,182,790.48 = 1,328,514/x
3. Step 3: Cross multiply
   2,126,856.48x = 3,182,790.48 × 1,328,514
4. Step 4: Simplify right side
   2,126,856.48x = 4,228,381,711,746.72
5. Step 5: Solve for x
   x = 4,228,381,711,746.72/2,126,856.48
6. Step 6: Final answer
   x = 1,988,089.82