Finding the Fourth Proportional to 78,573.86, 117,809.99 and 33,624.56

Step by Step Solution

1. Step 1: Write the proportion equation
   78,573.86 : 117,809.99 = 33,624.56 : x
2. Step 2: Convert to fraction form
   78,573.86/117,809.99 = 33,624.56/x
3. Step 3: Cross multiply
   78,573.86x = 117,809.99 × 33,624.56
4. Step 4: Simplify right side
   78,573.86x = 3,961,308,320.18
5. Step 5: Solve for x
   x = 3,961,308,320.18/78,573.86
6. Step 6: Final answer
   x = 50,415.09