Finding the Fourth Proportional to 46,443.05, 64,101.62 and 30,528.98

Step by Step Solution

1. Step 1: Write the proportion equation
   46,443.05 : 64,101.62 = 30,528.98 : x
2. Step 2: Convert to fraction form
   46,443.05/64,101.62 = 30,528.98/x
3. Step 3: Cross multiply
   46,443.05x = 64,101.62 × 30,528.98
4. Step 4: Simplify right side
   46,443.05x = 1,956,957,074.95
5. Step 5: Solve for x
   x = 1,956,957,074.95/46,443.05
6. Step 6: Final answer
   x = 42,136.70