Finding the Fourth Proportional to 166,014.54, 229,099.59 and 90,562.50

Step by Step Solution

1. Step 1: Write the proportion equation
   166,014.54 : 229,099.59 = 90,562.50 : x
2. Step 2: Convert to fraction form
   166,014.54/229,099.59 = 90,562.50/x
3. Step 3: Cross multiply
   166,014.54x = 229,099.59 × 90,562.50
4. Step 4: Simplify right side
   166,014.54x = 20,747,831,619.38
5. Step 5: Solve for x
   x = 20,747,831,619.38/166,014.54
6. Step 6: Final answer
   x = 124,975.99