Finding the Fourth Proportional to 2,818,929.78, 3,890,151.63 and 1,529,781.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,818,929.78 : 3,890,151.63 = 1,529,781.30 : x
2. Step 2: Convert to fraction form
   2,818,929.78/3,890,151.63 = 1,529,781.30/x
3. Step 3: Cross multiply
   2,818,929.78x = 3,890,151.63 × 1,529,781.30
4. Step 4: Simplify right side
   2,818,929.78x = 5,951,081,217,738.52
5. Step 5: Solve for x
   x = 5,951,081,217,738.52/2,818,929.78
6. Step 6: Final answer
   x = 2,111,113.68