Finding the Fourth Proportional to 149,942.16, 224,956.89 and 70,947.72

Step by Step Solution

1. Step 1: Write the proportion equation
   149,942.16 : 224,956.89 = 70,947.72 : x
2. Step 2: Convert to fraction form
   149,942.16/224,956.89 = 70,947.72/x
3. Step 3: Cross multiply
   149,942.16x = 224,956.89 × 70,947.72
4. Step 4: Simplify right side
   149,942.16x = 15,960,178,443.79
5. Step 5: Solve for x
   x = 15,960,178,443.79/149,942.16
6. Step 6: Final answer
   x = 106,442.23