Finding the Fourth Proportional to 2,298,875.55, 3,172,546.68 and 1,280,280.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298,875.55 : 3,172,546.68 = 1,280,280.30 : x
2. Step 2: Convert to fraction form
   2,298,875.55/3,172,546.68 = 1,280,280.30/x
3. Step 3: Cross multiply
   2,298,875.55x = 3,172,546.68 × 1,280,280.30
4. Step 4: Simplify right side
   2,298,875.55x = 4,061,749,015,234.40
5. Step 5: Solve for x
   x = 4,061,749,015,234.40/2,298,875.55
6. Step 6: Final answer
   x = 1,766,841.63