Finding the Fourth Proportional to 2,666,818.99, 3,680,219.90 and 1,443,124.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,818.99 : 3,680,219.90 = 1,443,124.38 : x
2. Step 2: Convert to fraction form
   2,666,818.99/3,680,219.90 = 1,443,124.38/x
3. Step 3: Cross multiply
   2,666,818.99x = 3,680,219.90 × 1,443,124.38
4. Step 4: Simplify right side
   2,666,818.99x = 5,311,015,061,451.16
5. Step 5: Solve for x
   x = 5,311,015,061,451.16/2,666,818.99
6. Step 6: Final answer
   x = 1,991,516.89