Finding the Fourth Proportional to 78,604.75, 108,474.37 and 42,795.01

Step by Step Solution

1. Step 1: Write the proportion equation
   78,604.75 : 108,474.37 = 42,795.01 : x
2. Step 2: Convert to fraction form
   78,604.75/108,474.37 = 42,795.01/x
3. Step 3: Cross multiply
   78,604.75x = 108,474.37 × 42,795.01
4. Step 4: Simplify right side
   78,604.75x = 4,642,161,748.89
5. Step 5: Solve for x
   x = 4,642,161,748.89/78,604.75
6. Step 6: Final answer
   x = 59,057.01