Finding the Fourth Proportional to 46,863.54, 64,698.42 and 30,994.02

Step by Step Solution

1. Step 1: Write the proportion equation
   46,863.54 : 64,698.42 = 30,994.02 : x
2. Step 2: Convert to fraction form
   46,863.54/64,698.42 = 30,994.02/x
3. Step 3: Cross multiply
   46,863.54x = 64,698.42 × 30,994.02
4. Step 4: Simplify right side
   46,863.54x = 2,005,264,123.45
5. Step 5: Solve for x
   x = 2,005,264,123.45/46,863.54
6. Step 6: Final answer
   x = 42,789.43