Finding the Fourth Proportional to 1,042,061.24, 1,563,118.32 and 283,908.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,042,061.24 : 1,563,118.32 = 283,908.80 : x
2. Step 2: Convert to fraction form
   1,042,061.24/1,563,118.32 = 283,908.80/x
3. Step 3: Cross multiply
   1,042,061.24x = 1,563,118.32 × 283,908.80
4. Step 4: Simplify right side
   1,042,061.24x = 443,783,046,489.22
5. Step 5: Solve for x
   x = 443,783,046,489.22/1,042,061.24
6. Step 6: Final answer
   x = 425,870.41