Finding the Fourth Proportional to 185,667.37, 256,220.75 and 100,784.43

Step by Step Solution

1. Step 1: Write the proportion equation
   185,667.37 : 256,220.75 = 100,784.43 : x
2. Step 2: Convert to fraction form
   185,667.37/256,220.75 = 100,784.43/x
3. Step 3: Cross multiply
   185,667.37x = 256,220.75 × 100,784.43
4. Step 4: Simplify right side
   185,667.37x = 25,823,061,739.00
5. Step 5: Solve for x
   x = 25,823,061,739.00/185,667.37
6. Step 6: Final answer
   x = 139,082.39