Finding the Fourth Proportional to 94,880.16, 142,315.38 and 28,320.84

Step by Step Solution

1. Step 1: Write the proportion equation
   94,880.16 : 142,315.38 = 28,320.84 : x
2. Step 2: Convert to fraction form
   94,880.16/142,315.38 = 28,320.84/x
3. Step 3: Cross multiply
   94,880.16x = 142,315.38 × 28,320.84
4. Step 4: Simplify right side
   94,880.16x = 4,030,491,106.52
5. Step 5: Solve for x
   x = 4,030,491,106.52/94,880.16
6. Step 6: Final answer
   x = 42,479.81