Finding the Fourth Proportional to 10,678,937.72, 16,018,236.89 and 2,591,980.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,678,937.72 : 16,018,236.89 = 2,591,980.28 : x
2. Step 2: Convert to fraction form
   10,678,937.72/16,018,236.89 = 2,591,980.28/x
3. Step 3: Cross multiply
   10,678,937.72x = 16,018,236.89 × 2,591,980.28
4. Step 4: Simplify right side
   10,678,937.72x = 41,518,954,065,637.30
5. Step 5: Solve for x
   x = 41,518,954,065,637.30/10,678,937.72
6. Step 6: Final answer
   x = 3,887,929.23