Finding the Fourth Proportional to 2,386,086.48, 3,291,711.60 and 1,418,667.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,386,086.48 : 3,291,711.60 = 1,418,667.12 : x
2. Step 2: Convert to fraction form
   2,386,086.48/3,291,711.60 = 1,418,667.12/x
3. Step 3: Cross multiply
   2,386,086.48x = 3,291,711.60 × 1,418,667.12
4. Step 4: Simplify right side
   2,386,086.48x = 4,669,843,015,442.59
5. Step 5: Solve for x
   x = 4,669,843,015,442.59/2,386,086.48
6. Step 6: Final answer
   x = 1,957,113.90