Finding the Fourth Proportional to 2,267,419.40, 3,129,038.79 and 1,248,824.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,267,419.40 : 3,129,038.79 = 1,248,824.15 : x
2. Step 2: Convert to fraction form
   2,267,419.40/3,129,038.79 = 1,248,824.15/x
3. Step 3: Cross multiply
   2,267,419.40x = 3,129,038.79 × 1,248,824.15
4. Step 4: Simplify right side
   2,267,419.40x = 3,907,619,191,593.58
5. Step 5: Solve for x
   x = 3,907,619,191,593.58/2,267,419.40
6. Step 6: Final answer
   x = 1,723,377.33