Finding the Fourth Proportional to 2,018,788.56, 2,786,861.12 and 1,244,557.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,018,788.56 : 2,786,861.12 = 1,244,557.76 : x
2. Step 2: Convert to fraction form
   2,018,788.56/2,786,861.12 = 1,244,557.76/x
3. Step 3: Cross multiply
   2,018,788.56x = 2,786,861.12 × 1,244,557.76
4. Step 4: Simplify right side
   2,018,788.56x = 3,468,409,612,781.20
5. Step 5: Solve for x
   x = 3,468,409,612,781.20/2,018,788.56
6. Step 6: Final answer
   x = 1,718,064.82