Finding the Fourth Proportional to 7,391,884.50, 10,200,693.06 and 4,128,745.68

Step by Step Solution

1. Step 1: Write the proportion equation
   7,391,884.50 : 10,200,693.06 = 4,128,745.68 : x
2. Step 2: Convert to fraction form
   7,391,884.50/10,200,693.06 = 4,128,745.68/x
3. Step 3: Cross multiply
   7,391,884.50x = 10,200,693.06 × 4,128,745.68
4. Step 4: Simplify right side
   7,391,884.50x = 42,116,067,404,480.98
5. Step 5: Solve for x
   x = 42,116,067,404,480.98/7,391,884.50
6. Step 6: Final answer
   x = 5,697,608.97