Finding the Fourth Proportional to 143,319.78, 215,005.53 and 59,033.94

Step by Step Solution

1. Step 1: Write the proportion equation
   143,319.78 : 215,005.53 = 59,033.94 : x
2. Step 2: Convert to fraction form
   143,319.78/215,005.53 = 59,033.94/x
3. Step 3: Cross multiply
   143,319.78x = 215,005.53 × 59,033.94
4. Step 4: Simplify right side
   143,319.78x = 12,692,623,557.69
5. Step 5: Solve for x
   x = 12,692,623,557.69/143,319.78
6. Step 6: Final answer
   x = 88,561.56