Finding the Fourth Proportional to 2,669,689.92, 3,684,142.76 and 1,445,965

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669,689.92 : 3,684,142.76 = 1,445,965 : x
2. Step 2: Convert to fraction form
   2,669,689.92/3,684,142.76 = 1,445,965/x
3. Step 3: Cross multiply
   2,669,689.92x = 3,684,142.76 × 1,445,965
4. Step 4: Simplify right side
   2,669,689.92x = 5,327,141,485,963.40
5. Step 5: Solve for x
   x = 5,327,141,485,963.40/2,669,689.92
6. Step 6: Final answer
   x = 1,995,415.81