Finding the Fourth Proportional to 2,159,581.50, 2,980,222.71 and 1,254,221.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,159,581.50 : 2,980,222.71 = 1,254,221.82 : x
2. Step 2: Convert to fraction form
   2,159,581.50/2,980,222.71 = 1,254,221.82/x
3. Step 3: Cross multiply
   2,159,581.50x = 2,980,222.71 × 1,254,221.82
4. Step 4: Simplify right side
   2,159,581.50x = 3,737,860,351,341.53
5. Step 5: Solve for x
   x = 3,737,860,351,341.53/2,159,581.50
6. Step 6: Final answer
   x = 1,730,826.25