Finding the Fourth Proportional to 79,018.38, 118,620.18 and 62,389.62

Step by Step Solution

1. Step 1: Write the proportion equation
   79,018.38 : 118,620.18 = 62,389.62 : x
2. Step 2: Convert to fraction form
   79,018.38/118,620.18 = 62,389.62/x
3. Step 3: Cross multiply
   79,018.38x = 118,620.18 × 62,389.62
4. Step 4: Simplify right side
   79,018.38x = 7,400,667,954.53
5. Step 5: Solve for x
   x = 7,400,667,954.53/79,018.38
6. Step 6: Final answer
   x = 93,657.55