Finding the Fourth Proportional to 2,111,165.39, 2,913,337.37 and 1,251,215.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,165.39 : 2,913,337.37 = 1,251,215.12 : x
2. Step 2: Convert to fraction form
   2,111,165.39/2,913,337.37 = 1,251,215.12/x
3. Step 3: Cross multiply
   2,111,165.39x = 2,913,337.37 × 1,251,215.12
4. Step 4: Simplify right side
   2,111,165.39x = 3,645,211,767,005.03
5. Step 5: Solve for x
   x = 3,645,211,767,005.03/2,111,165.39
6. Step 6: Final answer
   x = 1,726,634.86