Finding the Fourth Proportional to 2,140,924.77, 2,954,516.78 and 1,173,997.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140,924.77 : 2,954,516.78 = 1,173,997.40 : x
2. Step 2: Convert to fraction form
   2,140,924.77/2,954,516.78 = 1,173,997.40/x
3. Step 3: Cross multiply
   2,140,924.77x = 2,954,516.78 × 1,173,997.40
4. Step 4: Simplify right side
   2,140,924.77x = 3,468,595,006,138.78
5. Step 5: Solve for x
   x = 3,468,595,006,138.78/2,140,924.77
6. Step 6: Final answer
   x = 1,620,138.67