Finding the Fourth Proportional to 2,056,426.35, 3,085,270.10 and 920,144.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,056,426.35 : 3,085,270.10 = 920,144.99 : x
2. Step 2: Convert to fraction form
   2,056,426.35/3,085,270.10 = 920,144.99/x
3. Step 3: Cross multiply
   2,056,426.35x = 3,085,270.10 × 920,144.99
4. Step 4: Simplify right side
   2,056,426.35x = 2,838,895,805,284.72
5. Step 5: Solve for x
   x = 2,838,895,805,284.72/2,056,426.35
6. Step 6: Final answer
   x = 1,380,499.63