Finding the Fourth Proportional to 62,993.69, 94,503.86 and 20,871.39

Step by Step Solution

1. Step 1: Write the proportion equation
   62,993.69 : 94,503.86 = 20,871.39 : x
2. Step 2: Convert to fraction form
   62,993.69/94,503.86 = 20,871.39/x
3. Step 3: Cross multiply
   62,993.69x = 94,503.86 × 20,871.39
4. Step 4: Simplify right side
   62,993.69x = 1,972,426,814.21
5. Step 5: Solve for x
   x = 1,972,426,814.21/62,993.69
6. Step 6: Final answer
   x = 31,311.50