Finding the Fourth Proportional to 61,100.64, 91,574.42 and 33,019.56

Step by Step Solution

1. Step 1: Write the proportion equation
   61,100.64 : 91,574.42 = 33,019.56 : x
2. Step 2: Convert to fraction form
   61,100.64/91,574.42 = 33,019.56/x
3. Step 3: Cross multiply
   61,100.64x = 91,574.42 × 33,019.56
4. Step 4: Simplify right side
   61,100.64x = 3,023,746,890.56
5. Step 5: Solve for x
   x = 3,023,746,890.56/61,100.64
6. Step 6: Final answer
   x = 49,487.97