Finding the Fourth Proportional to 105,902.04, 146,145.84 and 58,156.41

Step by Step Solution

1. Step 1: Write the proportion equation
   105,902.04 : 146,145.84 = 58,156.41 : x
2. Step 2: Convert to fraction form
   105,902.04/146,145.84 = 58,156.41/x
3. Step 3: Cross multiply
   105,902.04x = 146,145.84 × 58,156.41
4. Step 4: Simplify right side
   105,902.04x = 8,499,317,390.83
5. Step 5: Solve for x
   x = 8,499,317,390.83/105,902.04
6. Step 6: Final answer
   x = 80,256.41