Finding the Fourth Proportional to 1,814,976.32, 2,717,708.16 and 1,279,598.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,814,976.32 : 2,717,708.16 = 1,279,598.72 : x
2. Step 2: Convert to fraction form
   1,814,976.32/2,717,708.16 = 1,279,598.72/x
3. Step 3: Cross multiply
   1,814,976.32x = 2,717,708.16 × 1,279,598.72
4. Step 4: Simplify right side
   1,814,976.32x = 3,477,575,882,869.56
5. Step 5: Solve for x
   x = 3,477,575,882,869.56/1,814,976.32
6. Step 6: Final answer
   x = 1,916,044.77