Finding the Fourth Proportional to 748,150.50, 1,032,447.69 and 408,619.56

Step by Step Solution

1. Step 1: Write the proportion equation
   748,150.50 : 1,032,447.69 = 408,619.56 : x
2. Step 2: Convert to fraction form
   748,150.50/1,032,447.69 = 408,619.56/x
3. Step 3: Cross multiply
   748,150.50x = 1,032,447.69 × 408,619.56
4. Step 4: Simplify right side
   748,150.50x = 421,878,320,810.82
5. Step 5: Solve for x
   x = 421,878,320,810.82/748,150.50
6. Step 6: Final answer
   x = 563,894.99