Finding the Fourth Proportional to 81,086,399.94, 111,901,038.71 and 46,278,391.98

Step by Step Solution

1. Step 1: Write the proportion equation
   81,086,399.94 : 111,901,038.71 = 46,278,391.98 : x
2. Step 2: Convert to fraction form
   81,086,399.94/111,901,038.71 = 46,278,391.98/x
3. Step 3: Cross multiply
   81,086,399.94x = 111,901,038.71 × 46,278,391.98
4. Step 4: Simplify right side
   81,086,399.94x = 5,178,600,132,390,533
5. Step 5: Solve for x
   x = 5,178,600,132,390,533/81,086,399.94
6. Step 6: Final answer
   x = 63,865,212.12