Finding the Fourth Proportional to 1,447,308.55, 1,995,978.83 and 903,494.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,447,308.55 : 1,995,978.83 = 903,494.80 : x
2. Step 2: Convert to fraction form
   1,447,308.55/1,995,978.83 = 903,494.80/x
3. Step 3: Cross multiply
   1,447,308.55x = 1,995,978.83 × 903,494.80
4. Step 4: Simplify right side
   1,447,308.55x = 1,803,356,491,083.87
5. Step 5: Solve for x
   x = 1,803,356,491,083.87/1,447,308.55
6. Step 6: Final answer
   x = 1,246,006.94