Finding the Fourth Proportional to 1,042,068.24, 1,563,128.82 and 283,915.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,042,068.24 : 1,563,128.82 = 283,915.80 : x
2. Step 2: Convert to fraction form
   1,042,068.24/1,563,128.82 = 283,915.80/x
3. Step 3: Cross multiply
   1,042,068.24x = 1,563,128.82 × 283,915.80
4. Step 4: Simplify right side
   1,042,068.24x = 443,796,969,433.36
5. Step 5: Solve for x
   x = 443,796,969,433.36/1,042,068.24
6. Step 6: Final answer
   x = 425,880.91