Finding the Fourth Proportional to 105,810.84, 146,013.14 and 58,060.42

Step by Step Solution

1. Step 1: Write the proportion equation
   105,810.84 : 146,013.14 = 58,060.42 : x
2. Step 2: Convert to fraction form
   105,810.84/146,013.14 = 58,060.42/x
3. Step 3: Cross multiply
   105,810.84x = 146,013.14 × 58,060.42
4. Step 4: Simplify right side
   105,810.84x = 8,477,584,014.04
5. Step 5: Solve for x
   x = 8,477,584,014.04/105,810.84
6. Step 6: Final answer
   x = 80,120.18