Finding the Fourth Proportional to 50,624.84, 69,880.92 and 30,482.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50,624.84 : 69,880.92 = 30,482.72 : x
2. Step 2: Convert to fraction form
   50,624.84/69,880.92 = 30,482.72/x
3. Step 3: Cross multiply
   50,624.84x = 69,880.92 × 30,482.72
4. Step 4: Simplify right side
   50,624.84x = 2,130,160,517.70
5. Step 5: Solve for x
   x = 2,130,160,517.70/50,624.84
6. Step 6: Final answer
   x = 42,077.38