Finding the Fourth Proportional to 146,238.60, 201,809.40 and 82,580.52

Step by Step Solution

1. Step 1: Write the proportion equation
   146,238.60 : 201,809.40 = 82,580.52 : x
2. Step 2: Convert to fraction form
   146,238.60/201,809.40 = 82,580.52/x
3. Step 3: Cross multiply
   146,238.60x = 201,809.40 × 82,580.52
4. Step 4: Simplify right side
   146,238.60x = 16,665,525,192.89
5. Step 5: Solve for x
   x = 16,665,525,192.89/146,238.60
6. Step 6: Final answer
   x = 113,961.19