Finding the Fourth Proportional to 2,880,513.14, 4,321,931.55 and 1,281,982.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,880,513.14 : 4,321,931.55 = 1,281,982.89 : x
2. Step 2: Convert to fraction form
   2,880,513.14/4,321,931.55 = 1,281,982.89/x
3. Step 3: Cross multiply
   2,880,513.14x = 4,321,931.55 × 1,281,982.89
4. Step 4: Simplify right side
   2,880,513.14x = 5,540,642,298,851.18
5. Step 5: Solve for x
   x = 5,540,642,298,851.18/2,880,513.14
6. Step 6: Final answer
   x = 1,923,491.42