Finding the Fourth Proportional to 2,139,588.94, 2,952,626.65 and 1,172,716.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,588.94 : 2,952,626.65 = 1,172,716.24 : x
2. Step 2: Convert to fraction form
   2,139,588.94/2,952,626.65 = 1,172,716.24/x
3. Step 3: Cross multiply
   2,139,588.94x = 2,952,626.65 × 1,172,716.24
4. Step 4: Simplify right side
   2,139,588.94x = 3,462,593,223,111.80
5. Step 5: Solve for x
   x = 3,462,593,223,111.80/2,139,588.94
6. Step 6: Final answer
   x = 1,618,345.07