Finding the Fourth Proportional to 2,020,856.06, 2,784,044.17 and 1,407,900.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020,856.06 : 2,784,044.17 = 1,407,900.11 : x
2. Step 2: Convert to fraction form
   2,020,856.06/2,784,044.17 = 1,407,900.11/x
3. Step 3: Cross multiply
   2,020,856.06x = 2,784,044.17 × 1,407,900.11
4. Step 4: Simplify right side
   2,020,856.06x = 3,919,656,093,187.86
5. Step 5: Solve for x
   x = 3,919,656,093,187.86/2,020,856.06
6. Step 6: Final answer
   x = 1,939,601.82