Finding the Fourth Proportional to 103,667.04, 143,061.36 and 58,957.92

Step by Step Solution

1. Step 1: Write the proportion equation
   103,667.04 : 143,061.36 = 58,957.92 : x
2. Step 2: Convert to fraction form
   103,667.04/143,061.36 = 58,957.92/x
3. Step 3: Cross multiply
   103,667.04x = 143,061.36 × 58,957.92
4. Step 4: Simplify right side
   103,667.04x = 8,434,600,217.97
5. Step 5: Solve for x
   x = 8,434,600,217.97/103,667.04
6. Step 6: Final answer
   x = 81,362.41