Finding the Fourth Proportional to 166,709.42, 250,090.05 and 55,875.50

Step by Step Solution

1. Step 1: Write the proportion equation
   166,709.42 : 250,090.05 = 55,875.50 : x
2. Step 2: Convert to fraction form
   166,709.42/250,090.05 = 55,875.50/x
3. Step 3: Cross multiply
   166,709.42x = 250,090.05 × 55,875.50
4. Step 4: Simplify right side
   166,709.42x = 13,973,906,588.78
5. Step 5: Solve for x
   x = 13,973,906,588.78/166,709.42
6. Step 6: Final answer
   x = 83,821.94