Finding the Fourth Proportional to 5,395,087.40, 7,445,133.72 and 2,947,645.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,395,087.40 : 7,445,133.72 = 2,947,645.89 : x
2. Step 2: Convert to fraction form
   5,395,087.40/7,445,133.72 = 2,947,645.89/x
3. Step 3: Cross multiply
   5,395,087.40x = 7,445,133.72 × 2,947,645.89
4. Step 4: Simplify right side
   5,395,087.40x = 21,945,617,810,258.41
5. Step 5: Solve for x
   x = 21,945,617,810,258.41/5,395,087.40
6. Step 6: Final answer
   x = 4,067,703.85