Finding the Fourth Proportional to 2,107,796.22, 2,908,815.21 and 1,280,588.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,107,796.22 : 2,908,815.21 = 1,280,588.22 : x
2. Step 2: Convert to fraction form
   2,107,796.22/2,908,815.21 = 1,280,588.22/x
3. Step 3: Cross multiply
   2,107,796.22x = 2,908,815.21 × 1,280,588.22
4. Step 4: Simplify right side
   2,107,796.22x = 3,724,994,492,082.83
5. Step 5: Solve for x
   x = 3,724,994,492,082.83/2,107,796.22
6. Step 6: Final answer
   x = 1,767,246.03