Finding the Fourth Proportional to 2,505,346.43, 3,757,986.88 and 612,104.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505,346.43 : 3,757,986.88 = 612,104.27 : x
2. Step 2: Convert to fraction form
   2,505,346.43/3,757,986.88 = 612,104.27/x
3. Step 3: Cross multiply
   2,505,346.43x = 3,757,986.88 × 612,104.27
4. Step 4: Simplify right side
   2,505,346.43x = 2,300,279,795,531.78
5. Step 5: Solve for x
   x = 2,300,279,795,531.78/2,505,346.43
6. Step 6: Final answer
   x = 918,148.39