Finding the Fourth Proportional to 2,587,018.91, 3,880,996.13 and 1,069,878.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,587,018.91 : 3,880,996.13 = 1,069,878.17 : x
2. Step 2: Convert to fraction form
   2,587,018.91/3,880,996.13 = 1,069,878.17/x
3. Step 3: Cross multiply
   2,587,018.91x = 3,880,996.13 × 1,069,878.17
4. Step 4: Simplify right side
   2,587,018.91x = 4,152,193,049,718.67
5. Step 5: Solve for x
   x = 4,152,193,049,718.67/2,587,018.91
6. Step 6: Final answer
   x = 1,605,010.71