Finding the Fourth Proportional to 146,271.80, 205,057 and 146,271.80

Step by Step Solution

1. Step 1: Write the proportion equation
   146,271.80 : 205,057 = 146,271.80 : x
2. Step 2: Convert to fraction form
   146,271.80/205,057 = 146,271.80/x
3. Step 3: Cross multiply
   146,271.80x = 205,057 × 146,271.80
4. Step 4: Simplify right side
   146,271.80x = 29,994,056,492.60
5. Step 5: Solve for x
   x = 29,994,056,492.60/146,271.80
6. Step 6: Final answer
   x = 205,057