Finding the Fourth Proportional to 95,018.59, 142,487.79 and 28,468.18

Step by Step Solution

1. Step 1: Write the proportion equation
   95,018.59 : 142,487.79 = 28,468.18 : x
2. Step 2: Convert to fraction form
   95,018.59/142,487.79 = 28,468.18/x
3. Step 3: Cross multiply
   95,018.59x = 142,487.79 × 28,468.18
4. Step 4: Simplify right side
   95,018.59x = 4,056,368,053.52
5. Step 5: Solve for x
   x = 4,056,368,053.52/95,018.59
6. Step 6: Final answer
   x = 42,690.26