Finding the Fourth Proportional to 91,004.69, 136,509.06 and 31,033.10

Step by Step Solution

1. Step 1: Write the proportion equation
   91,004.69 : 136,509.06 = 31,033.10 : x
2. Step 2: Convert to fraction form
   91,004.69/136,509.06 = 31,033.10/x
3. Step 3: Cross multiply
   91,004.69x = 136,509.06 × 31,033.10
4. Step 4: Simplify right side
   91,004.69x = 4,236,299,309.89
5. Step 5: Solve for x
   x = 4,236,299,309.89/91,004.69
6. Step 6: Final answer
   x = 46,550.34