Finding the Fourth Proportional to 2,111,016.12, 3,159,049.50 and 1,312,673.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111,016.12 : 3,159,049.50 = 1,312,673.64 : x
2. Step 2: Convert to fraction form
   2,111,016.12/3,159,049.50 = 1,312,673.64/x
3. Step 3: Cross multiply
   2,111,016.12x = 3,159,049.50 × 1,312,673.64
4. Step 4: Simplify right side
   2,111,016.12x = 4,146,801,006,105.18
5. Step 5: Solve for x
   x = 4,146,801,006,105.18/2,111,016.12
6. Step 6: Final answer
   x = 1,964,362.55