Finding the Fourth Proportional to 143,043.42, 214,535.73 and 58,721.34

Step by Step Solution

1. Step 1: Write the proportion equation
   143,043.42 : 214,535.73 = 58,721.34 : x
2. Step 2: Convert to fraction form
   143,043.42/214,535.73 = 58,721.34/x
3. Step 3: Cross multiply
   143,043.42x = 214,535.73 × 58,721.34
4. Step 4: Simplify right side
   143,043.42x = 12,597,825,543.48
5. Step 5: Solve for x
   x = 12,597,825,543.48/143,043.42
6. Step 6: Final answer
   x = 88,069.94