Finding the Fourth Proportional to 146,798.10, 205,983.90 and 146,798.10

Step by Step Solution

1. Step 1: Write the proportion equation
   146,798.10 : 205,983.90 = 146,798.10 : x
2. Step 2: Convert to fraction form
   146,798.10/205,983.90 = 146,798.10/x
3. Step 3: Cross multiply
   146,798.10x = 205,983.90 × 146,798.10
4. Step 4: Simplify right side
   146,798.10x = 30,238,045,150.59
5. Step 5: Solve for x
   x = 30,238,045,150.59/146,798.10
6. Step 6: Final answer
   x = 205,983.90