Finding the Fourth Proportional to 1,479,978.48, 2,042,376.72 and 800,915.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,479,978.48 : 2,042,376.72 = 800,915.04 : x
2. Step 2: Convert to fraction form
   1,479,978.48/2,042,376.72 = 800,915.04/x
3. Step 3: Cross multiply
   1,479,978.48x = 2,042,376.72 × 800,915.04
4. Step 4: Simplify right side
   1,479,978.48x = 1,635,770,232,393.87
5. Step 5: Solve for x
   x = 1,635,770,232,393.87/1,479,978.48
6. Step 6: Final answer
   x = 1,105,266.23