Finding the Fourth Proportional to 2,570,613.30, 3,855,142.76 and 773,019.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,570,613.30 : 3,855,142.76 = 773,019.59 : x
2. Step 2: Convert to fraction form
   2,570,613.30/3,855,142.76 = 773,019.59/x
3. Step 3: Cross multiply
   2,570,613.30x = 3,855,142.76 × 773,019.59
4. Step 4: Simplify right side
   2,570,613.30x = 2,980,100,852,585.86
5. Step 5: Solve for x
   x = 2,980,100,852,585.86/2,570,613.30
6. Step 6: Final answer
   x = 1,159,295.66