Finding the Fourth Proportional to 49,123.40, 73,670.50 and 17,951.36

Step by Step Solution

1. Step 1: Write the proportion equation
   49,123.40 : 73,670.50 = 17,951.36 : x
2. Step 2: Convert to fraction form
   49,123.40/73,670.50 = 17,951.36/x
3. Step 3: Cross multiply
   49,123.40x = 73,670.50 × 17,951.36
4. Step 4: Simplify right side
   49,123.40x = 1,322,485,666.88
5. Step 5: Solve for x
   x = 1,322,485,666.88/49,123.40
6. Step 6: Final answer
   x = 26,921.70