Finding the Fourth Proportional to 143,377.06, 215,148.57 and 59,121.52

Step by Step Solution

1. Step 1: Write the proportion equation
   143,377.06 : 215,148.57 = 59,121.52 : x
2. Step 2: Convert to fraction form
   143,377.06/215,148.57 = 59,121.52/x
3. Step 3: Cross multiply
   143,377.06x = 215,148.57 × 59,121.52
4. Step 4: Simplify right side
   143,377.06x = 12,719,910,484.23
5. Step 5: Solve for x
   x = 12,719,910,484.23/143,377.06
6. Step 6: Final answer
   x = 88,716.50