Finding the Fourth Proportional to 2,648,406.42, 3,973,004.91 and 1,228,606.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648,406.42 : 3,973,004.91 = 1,228,606.02 : x
2. Step 2: Convert to fraction form
   2,648,406.42/3,973,004.91 = 1,228,606.02/x
3. Step 3: Cross multiply
   2,648,406.42x = 3,973,004.91 × 1,228,606.02
4. Step 4: Simplify right side
   2,648,406.42x = 4,881,257,749,915.56
5. Step 5: Solve for x
   x = 4,881,257,749,915.56/2,648,406.42
6. Step 6: Final answer
   x = 1,843,092.40