Finding the Fourth Proportional to 33,698.50, 50,528.30 and 14,978.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,698.50 : 50,528.30 = 14,978.50 : x
2. Step 2: Convert to fraction form
   33,698.50/50,528.30 = 14,978.50/x
3. Step 3: Cross multiply
   33,698.50x = 50,528.30 × 14,978.50
4. Step 4: Simplify right side
   33,698.50x = 756,838,141.55
5. Step 5: Solve for x
   x = 756,838,141.55/33,698.50
6. Step 6: Final answer
   x = 22,459.10