Finding the Fourth Proportional to 78,874.34, 108,846.45 and 43,064.18

Step by Step Solution

1. Step 1: Write the proportion equation
   78,874.34 : 108,846.45 = 43,064.18 : x
2. Step 2: Convert to fraction form
   78,874.34/108,846.45 = 43,064.18/x
3. Step 3: Cross multiply
   78,874.34x = 108,846.45 × 43,064.18
4. Step 4: Simplify right side
   78,874.34x = 4,687,383,115.16
5. Step 5: Solve for x
   x = 4,687,383,115.16/78,874.34
6. Step 6: Final answer
   x = 59,428.49