Finding the Fourth Proportional to 125,196.63, 187,803.59 and 50,316.83

Step by Step Solution

1. Step 1: Write the proportion equation
   125,196.63 : 187,803.59 = 50,316.83 : x
2. Step 2: Convert to fraction form
   125,196.63/187,803.59 = 50,316.83/x
3. Step 3: Cross multiply
   125,196.63x = 187,803.59 × 50,316.83
4. Step 4: Simplify right side
   125,196.63x = 9,449,680,120.82
5. Step 5: Solve for x
   x = 9,449,680,120.82/125,196.63
6. Step 6: Final answer
   x = 75,478.71