Finding the Fourth Proportional to 2,666,865.69, 3,680,246.61 and 1,443,144.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,865.69 : 3,680,246.61 = 1,443,144.42 : x
2. Step 2: Convert to fraction form
   2,666,865.69/3,680,246.61 = 1,443,144.42/x
3. Step 3: Cross multiply
   2,666,865.69x = 3,680,246.61 × 1,443,144.42
4. Step 4: Simplify right side
   2,666,865.69x = 5,311,127,359,445.42
5. Step 5: Solve for x
   x = 5,311,127,359,445.42/2,666,865.69
6. Step 6: Final answer
   x = 1,991,524.12