Finding the Fourth Proportional to 2,536,018.94, 3,499,840.26 and 1,390,147.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,536,018.94 : 3,499,840.26 = 1,390,147.58 : x
2. Step 2: Convert to fraction form
   2,536,018.94/3,499,840.26 = 1,390,147.58/x
3. Step 3: Cross multiply
   2,536,018.94x = 3,499,840.26 × 1,390,147.58
4. Step 4: Simplify right side
   2,536,018.94x = 4,865,294,467,825.57
5. Step 5: Solve for x
   x = 4,865,294,467,825.57/2,536,018.94
6. Step 6: Final answer
   x = 1,918,477.18