Finding the Fourth Proportional to 144,379.53, 216,606.18 and 60,111.69

Step by Step Solution

1. Step 1: Write the proportion equation
   144,379.53 : 216,606.18 = 60,111.69 : x
2. Step 2: Convert to fraction form
   144,379.53/216,606.18 = 60,111.69/x
3. Step 3: Cross multiply
   144,379.53x = 216,606.18 × 60,111.69
4. Step 4: Simplify right side
   144,379.53x = 13,020,563,544.24
5. Step 5: Solve for x
   x = 13,020,563,544.24/144,379.53
6. Step 6: Final answer
   x = 90,182.89