Finding the Fourth Proportional to 12,887,187.33, 19,342,929.02 and 4,697,745.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,887,187.33 : 19,342,929.02 = 4,697,745.15 : x
2. Step 2: Convert to fraction form
   12,887,187.33/19,342,929.02 = 4,697,745.15/x
3. Step 3: Cross multiply
   12,887,187.33x = 19,342,929.02 × 4,697,745.15
4. Step 4: Simplify right side
   12,887,187.33x = 90,868,151,002,243.62
5. Step 5: Solve for x
   x = 90,868,151,002,243.62/12,887,187.33
6. Step 6: Final answer
   x = 7,051,046.03