Finding the Fourth Proportional to 2,387,262.76, 3,581,530.62 and 871,085.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,387,262.76 : 3,581,530.62 = 871,085.32 : x
2. Step 2: Convert to fraction form
   2,387,262.76/3,581,530.62 = 871,085.32/x
3. Step 3: Cross multiply
   2,387,262.76x = 3,581,530.62 × 871,085.32
4. Step 4: Simplify right side
   2,387,262.76x = 3,119,818,746,212.50
5. Step 5: Solve for x
   x = 3,119,818,746,212.50/2,387,262.76
6. Step 6: Final answer
   x = 1,306,860.22