Finding the Fourth Proportional to 143,007.50, 214,501.80 and 58,745.64

Step by Step Solution

1. Step 1: Write the proportion equation
   143,007.50 : 214,501.80 = 58,745.64 : x
2. Step 2: Convert to fraction form
   143,007.50/214,501.80 = 58,745.64/x
3. Step 3: Cross multiply
   143,007.50x = 214,501.80 × 58,745.64
4. Step 4: Simplify right side
   143,007.50x = 12,601,045,522.15
5. Step 5: Solve for x
   x = 12,601,045,522.15/143,007.50
6. Step 6: Final answer
   x = 88,114.58