Finding the Fourth Proportional to 2,521,180.50, 3,781,803.69 and 838,284

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521,180.50 : 3,781,803.69 = 838,284 : x
2. Step 2: Convert to fraction form
   2,521,180.50/3,781,803.69 = 838,284/x
3. Step 3: Cross multiply
   2,521,180.50x = 3,781,803.69 × 838,284
4. Step 4: Simplify right side
   2,521,180.50x = 3,170,225,524,467.96
5. Step 5: Solve for x
   x = 3,170,225,524,467.96/2,521,180.50
6. Step 6: Final answer
   x = 1,257,436.95