Finding the Fourth Proportional to 95,019.12, 142,488.54 and 28,468.68

Step by Step Solution

1. Step 1: Write the proportion equation
   95,019.12 : 142,488.54 = 28,468.68 : x
2. Step 2: Convert to fraction form
   95,019.12/142,488.54 = 28,468.68/x
3. Step 3: Cross multiply
   95,019.12x = 142,488.54 × 28,468.68
4. Step 4: Simplify right side
   95,019.12x = 4,056,460,648.93
5. Step 5: Solve for x
   x = 4,056,460,648.93/95,019.12
6. Step 6: Final answer
   x = 42,690.99