Finding the Fourth Proportional to 2,182,819.06, 3,012,381.06 and 1,215,949.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182,819.06 : 3,012,381.06 = 1,215,949.09 : x
2. Step 2: Convert to fraction form
   2,182,819.06/3,012,381.06 = 1,215,949.09/x
3. Step 3: Cross multiply
   2,182,819.06x = 3,012,381.06 × 1,215,949.09
4. Step 4: Simplify right side
   2,182,819.06x = 3,662,902,008,640.24
5. Step 5: Solve for x
   x = 3,662,902,008,640.24/2,182,819.06
6. Step 6: Final answer
   x = 1,678,060.30