Finding the Fourth Proportional to 33,900.15, 50,849.69 and 10,526.61

Step by Step Solution

1. Step 1: Write the proportion equation
   33,900.15 : 50,849.69 = 10,526.61 : x
2. Step 2: Convert to fraction form
   33,900.15/50,849.69 = 10,526.61/x
3. Step 3: Cross multiply
   33,900.15x = 50,849.69 × 10,526.61
4. Step 4: Simplify right side
   33,900.15x = 535,274,802.62
5. Step 5: Solve for x
   x = 535,274,802.62/33,900.15
6. Step 6: Final answer
   x = 15,789.75