Finding the Fourth Proportional to 748,766.55, 1,033,297.82 and 404,602.47

Step by Step Solution

1. Step 1: Write the proportion equation
   748,766.55 : 1,033,297.82 = 404,602.47 : x
2. Step 2: Convert to fraction form
   748,766.55/1,033,297.82 = 404,602.47/x
3. Step 3: Cross multiply
   748,766.55x = 1,033,297.82 × 404,602.47
4. Step 4: Simplify right side
   748,766.55x = 418,074,851,789.35
5. Step 5: Solve for x
   x = 418,074,851,789.35/748,766.55
6. Step 6: Final answer
   x = 558,351.40