Finding the Fourth Proportional to 748,028, 1,122,100.68 and 249,392

Step by Step Solution

1. Step 1: Write the proportion equation
   748,028 : 1,122,100.68 = 249,392 : x
2. Step 2: Convert to fraction form
   748,028/1,122,100.68 = 249,392/x
3. Step 3: Cross multiply
   748,028x = 1,122,100.68 × 249,392
4. Step 4: Simplify right side
   748,028x = 279,842,932,786.56
5. Step 5: Solve for x
   x = 279,842,932,786.56/748,028
6. Step 6: Final answer
   x = 374,107.56