Finding the Fourth Proportional to 43,955.35, 60,667.79 and 28,661.00

Step by Step Solution

1. Step 1: Write the proportion equation
   43,955.35 : 60,667.79 = 28,661.00 : x
2. Step 2: Convert to fraction form
   43,955.35/60,667.79 = 28,661.00/x
3. Step 3: Cross multiply
   43,955.35x = 60,667.79 × 28,661.00
4. Step 4: Simplify right side
   43,955.35x = 1,738,799,082.55
5. Step 5: Solve for x
   x = 1,738,799,082.55/43,955.35
6. Step 6: Final answer
   x = 39,558.31