Finding the Fourth Proportional to 144,096.81, 215,997.53 and 59,905.82

Step by Step Solution

1. Step 1: Write the proportion equation
   144,096.81 : 215,997.53 = 59,905.82 : x
2. Step 2: Convert to fraction form
   144,096.81/215,997.53 = 59,905.82/x
3. Step 3: Cross multiply
   144,096.81x = 215,997.53 × 59,905.82
4. Step 4: Simplify right side
   144,096.81x = 12,939,507,773.11
5. Step 5: Solve for x
   x = 12,939,507,773.11/144,096.81
6. Step 6: Final answer
   x = 89,797.32