Finding the Fourth Proportional to 95,238.78, 142,886.72 and 28,681.08

Step by Step Solution

1. Step 1: Write the proportion equation
   95,238.78 : 142,886.72 = 28,681.08 : x
2. Step 2: Convert to fraction form
   95,238.78/142,886.72 = 28,681.08/x
3. Step 3: Cross multiply
   95,238.78x = 142,886.72 × 28,681.08
4. Step 4: Simplify right side
   95,238.78x = 4,098,144,589.42
5. Step 5: Solve for x
   x = 4,098,144,589.42/95,238.78
6. Step 6: Final answer
   x = 43,030.21