Finding the Fourth Proportional to 2,493,099.57, 3,440,270.76 and 1,405,638.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,493,099.57 : 3,440,270.76 = 1,405,638.53 : x
2. Step 2: Convert to fraction form
   2,493,099.57/3,440,270.76 = 1,405,638.53/x
3. Step 3: Cross multiply
   2,493,099.57x = 3,440,270.76 × 1,405,638.53
4. Step 4: Simplify right side
   2,493,099.57x = 4,835,777,116,687.03
5. Step 5: Solve for x
   x = 4,835,777,116,687.03/2,493,099.57
6. Step 6: Final answer
   x = 1,939,664.65