Finding the Fourth Proportional to 2,017,406.30, 3,024,317.78 and 786,129.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017,406.30 : 3,024,317.78 = 786,129.15 : x
2. Step 2: Convert to fraction form
   2,017,406.30/3,024,317.78 = 786,129.15/x
3. Step 3: Cross multiply
   2,017,406.30x = 3,024,317.78 × 786,129.15
4. Step 4: Simplify right side
   2,017,406.30x = 2,377,504,372,834.46
5. Step 5: Solve for x
   x = 2,377,504,372,834.46/2,017,406.30
6. Step 6: Final answer
   x = 1,178,495.56