Finding the Fourth Proportional to 90,401.78, 135,592.28 and 23,847.18

Step by Step Solution

1. Step 1: Write the proportion equation
   90,401.78 : 135,592.28 = 23,847.18 : x
2. Step 2: Convert to fraction form
   90,401.78/135,592.28 = 23,847.18/x
3. Step 3: Cross multiply
   90,401.78x = 135,592.28 × 23,847.18
4. Step 4: Simplify right side
   90,401.78x = 3,233,493,507.77
5. Step 5: Solve for x
   x = 3,233,493,507.77/90,401.78
6. Step 6: Final answer
   x = 35,768.03