Finding the Fourth Proportional to 2,111,164.89, 2,913,336.68 and 1,251,214.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,164.89 : 2,913,336.68 = 1,251,214.62 : x
2. Step 2: Convert to fraction form
   2,111,164.89/2,913,336.68 = 1,251,214.62/x
3. Step 3: Cross multiply
   2,111,164.89x = 2,913,336.68 × 1,251,214.62
4. Step 4: Simplify right side
   2,111,164.89x = 3,645,209,446,998.26
5. Step 5: Solve for x
   x = 3,645,209,446,998.26/2,111,164.89
6. Step 6: Final answer
   x = 1,726,634.17