Finding the Fourth Proportional to 2,030,315.96, 3,045,858.42 and 815,986.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030,315.96 : 3,045,858.42 = 815,986.84 : x
2. Step 2: Convert to fraction form
   2,030,315.96/3,045,858.42 = 815,986.84/x
3. Step 3: Cross multiply
   2,030,315.96x = 3,045,858.42 × 815,986.84
4. Step 4: Simplify right side
   2,030,315.96x = 2,485,380,387,223.19
5. Step 5: Solve for x
   x = 2,485,380,387,223.19/2,030,315.96
6. Step 6: Final answer
   x = 1,224,134.78