Finding the Fourth Proportional to 2,138,196.46, 2,949,592.62 and 1,322,139.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,138,196.46 : 2,949,592.62 = 1,322,139.28 : x
2. Step 2: Convert to fraction form
   2,138,196.46/2,949,592.62 = 1,322,139.28/x
3. Step 3: Cross multiply
   2,138,196.46x = 2,949,592.62 × 1,322,139.28
4. Step 4: Simplify right side
   2,138,196.46x = 3,899,772,262,900.11
5. Step 5: Solve for x
   x = 3,899,772,262,900.11/2,138,196.46
6. Step 6: Final answer
   x = 1,823,860.59