Finding the Fourth Proportional to 1,339,116.16, 1,847,196.48 and 904,282.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,339,116.16 : 1,847,196.48 = 904,282.24 : x
2. Step 2: Convert to fraction form
   1,339,116.16/1,847,196.48 = 904,282.24/x
3. Step 3: Cross multiply
   1,339,116.16x = 1,847,196.48 × 904,282.24
4. Step 4: Simplify right side
   1,339,116.16x = 1,670,386,970,654.52
5. Step 5: Solve for x
   x = 1,670,386,970,654.52/1,339,116.16
6. Step 6: Final answer
   x = 1,247,380.19