Finding the Fourth Proportional to 216,048.53, 298,102.46 and 124,150.05

Step by Step Solution

1. Step 1: Write the proportion equation
   216,048.53 : 298,102.46 = 124,150.05 : x
2. Step 2: Convert to fraction form
   216,048.53/298,102.46 = 124,150.05/x
3. Step 3: Cross multiply
   216,048.53x = 298,102.46 × 124,150.05
4. Step 4: Simplify right side
   216,048.53x = 37,009,435,624.50
5. Step 5: Solve for x
   x = 37,009,435,624.50/216,048.53
6. Step 6: Final answer
   x = 171,301.49