Finding the Fourth Proportional to 2,700,426.79, 3,726,653.69 and 1,538,848.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,700,426.79 : 3,726,653.69 = 1,538,848.21 : x
2. Step 2: Convert to fraction form
   2,700,426.79/3,726,653.69 = 1,538,848.21/x
3. Step 3: Cross multiply
   2,700,426.79x = 3,726,653.69 × 1,538,848.21
4. Step 4: Simplify right side
   2,700,426.79x = 5,734,754,360,146.40
5. Step 5: Solve for x
   x = 5,734,754,360,146.40/2,700,426.79
6. Step 6: Final answer
   x = 2,123,647.41