Finding the Fourth Proportional to 46,854.54, 64,686 and 30,985.02

Step by Step Solution

1. Step 1: Write the proportion equation
   46,854.54 : 64,686 = 30,985.02 : x
2. Step 2: Convert to fraction form
   46,854.54/64,686 = 30,985.02/x
3. Step 3: Cross multiply
   46,854.54x = 64,686 × 30,985.02
4. Step 4: Simplify right side
   46,854.54x = 2,004,297,003.72
5. Step 5: Solve for x
   x = 2,004,297,003.72/46,854.54
6. Step 6: Final answer
   x = 42,777.01