Finding the Fourth Proportional to 146,012.51, 219,205.60 and 123,965.98

Step by Step Solution

1. Step 1: Write the proportion equation
   146,012.51 : 219,205.60 = 123,965.98 : x
2. Step 2: Convert to fraction form
   146,012.51/219,205.60 = 123,965.98/x
3. Step 3: Cross multiply
   146,012.51x = 219,205.60 × 123,965.98
4. Step 4: Simplify right side
   146,012.51x = 27,174,036,167.56
5. Step 5: Solve for x
   x = 27,174,036,167.56/146,012.51
6. Step 6: Final answer
   x = 186,107.59