Finding the Fourth Proportional to 2,637,662.32, 3,956,450.52 and 840,521.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,637,662.32 : 3,956,450.52 = 840,521.52 : x
2. Step 2: Convert to fraction form
   2,637,662.32/3,956,450.52 = 840,521.52/x
3. Step 3: Cross multiply
   2,637,662.32x = 3,956,450.52 × 840,521.52
4. Step 4: Simplify right side
   2,637,662.32x = 3,325,481,804,875.19
5. Step 5: Solve for x
   x = 3,325,481,804,875.19/2,637,662.32
6. Step 6: Final answer
   x = 1,260,768.59