Finding the Fourth Proportional to 1,447,716.21, 1,997,850.72 and 803,136.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,447,716.21 : 1,997,850.72 = 803,136.42 : x
2. Step 2: Convert to fraction form
   1,447,716.21/1,997,850.72 = 803,136.42/x
3. Step 3: Cross multiply
   1,447,716.21x = 1,997,850.72 × 803,136.42
4. Step 4: Simplify right side
   1,447,716.21x = 1,604,546,674,955.22
5. Step 5: Solve for x
   x = 1,604,546,674,955.22/1,447,716.21
6. Step 6: Final answer
   x = 1,108,329.56