Finding the Fourth Proportional to 2,536,005, 3,499,687.72 and 1,390,093.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,536,005 : 3,499,687.72 = 1,390,093.16 : x
2. Step 2: Convert to fraction form
   2,536,005/3,499,687.72 = 1,390,093.16/x
3. Step 3: Cross multiply
   2,536,005x = 3,499,687.72 × 1,390,093.16
4. Step 4: Simplify right side
   2,536,005x = 4,864,891,961,708.00
5. Step 5: Solve for x
   x = 4,864,891,961,708.00/2,536,005
6. Step 6: Final answer
   x = 1,918,329.01