Finding the Fourth Proportional to 2,177,521.82, 3,005,148.42 and 1,306,389.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,177,521.82 : 3,005,148.42 = 1,306,389.14 : x
2. Step 2: Convert to fraction form
   2,177,521.82/3,005,148.42 = 1,306,389.14/x
3. Step 3: Cross multiply
   2,177,521.82x = 3,005,148.42 × 1,306,389.14
4. Step 4: Simplify right side
   2,177,521.82x = 3,925,893,259,976.16
5. Step 5: Solve for x
   x = 3,925,893,259,976.16/2,177,521.82
6. Step 6: Final answer
   x = 1,802,917.99