Finding the Fourth Proportional to 2,298,880.05, 3,172,552.89 and 1,280,284.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298,880.05 : 3,172,552.89 = 1,280,284.80 : x
2. Step 2: Convert to fraction form
   2,298,880.05/3,172,552.89 = 1,280,284.80/x
3. Step 3: Cross multiply
   2,298,880.05x = 3,172,552.89 × 1,280,284.80
4. Step 4: Simplify right side
   2,298,880.05x = 4,061,771,242,263.07
5. Step 5: Solve for x
   x = 4,061,771,242,263.07/2,298,880.05
6. Step 6: Final answer
   x = 1,766,847.84