Finding the Fourth Proportional to 735,097.72, 1,014,544.56 and 448,783.78

Step by Step Solution

1. Step 1: Write the proportion equation
   735,097.72 : 1,014,544.56 = 448,783.78 : x
2. Step 2: Convert to fraction form
   735,097.72/1,014,544.56 = 448,783.78/x
3. Step 3: Cross multiply
   735,097.72x = 1,014,544.56 × 448,783.78
4. Step 4: Simplify right side
   735,097.72x = 455,311,142,615.24
5. Step 5: Solve for x
   x = 455,311,142,615.24/735,097.72
6. Step 6: Final answer
   x = 619,388.59