Finding the Fourth Proportional to 97,067.75, 145,601.51 and 30,513.69

Step by Step Solution

1. Step 1: Write the proportion equation
   97,067.75 : 145,601.51 = 30,513.69 : x
2. Step 2: Convert to fraction form
   97,067.75/145,601.51 = 30,513.69/x
3. Step 3: Cross multiply
   97,067.75x = 145,601.51 × 30,513.69
4. Step 4: Simplify right side
   97,067.75x = 4,442,839,187.10
5. Step 5: Solve for x
   x = 4,442,839,187.10/97,067.75
6. Step 6: Final answer
   x = 45,770.50