Finding the Fourth Proportional to 71,123.18, 98,152.83 and 40,908.51

Step by Step Solution

1. Step 1: Write the proportion equation
   71,123.18 : 98,152.83 = 40,908.51 : x
2. Step 2: Convert to fraction form
   71,123.18/98,152.83 = 40,908.51/x
3. Step 3: Cross multiply
   71,123.18x = 98,152.83 × 40,908.51
4. Step 4: Simplify right side
   71,123.18x = 4,015,286,027.58
5. Step 5: Solve for x
   x = 4,015,286,027.58/71,123.18
6. Step 6: Final answer
   x = 56,455.38