Finding the Fourth Proportional to 114,738.72, 171,858.86 and 55,450.07

Step by Step Solution

1. Step 1: Write the proportion equation
   114,738.72 : 171,858.86 = 55,450.07 : x
2. Step 2: Convert to fraction form
   114,738.72/171,858.86 = 55,450.07/x
3. Step 3: Cross multiply
   114,738.72x = 171,858.86 × 55,450.07
4. Step 4: Simplify right side
   114,738.72x = 9,529,584,680.58
5. Step 5: Solve for x
   x = 9,529,584,680.58/114,738.72
6. Step 6: Final answer
   x = 83,054.65