Finding the Fourth Proportional to 143,189.87, 214,702.50 and 59,008.15

Step by Step Solution

1. Step 1: Write the proportion equation
   143,189.87 : 214,702.50 = 59,008.15 : x
2. Step 2: Convert to fraction form
   143,189.87/214,702.50 = 59,008.15/x
3. Step 3: Cross multiply
   143,189.87x = 214,702.50 × 59,008.15
4. Step 4: Simplify right side
   143,189.87x = 12,669,197,325.38
5. Step 5: Solve for x
   x = 12,669,197,325.38/143,189.87
6. Step 6: Final answer
   x = 88,478.31