Finding the Fourth Proportional to 74,815.98, 103,247.83 and 42,555.84

Step by Step Solution

1. Step 1: Write the proportion equation
   74,815.98 : 103,247.83 = 42,555.84 : x
2. Step 2: Convert to fraction form
   74,815.98/103,247.83 = 42,555.84/x
3. Step 3: Cross multiply
   74,815.98x = 103,247.83 × 42,555.84
4. Step 4: Simplify right side
   74,815.98x = 4,393,798,133.83
5. Step 5: Solve for x
   x = 4,393,798,133.83/74,815.98
6. Step 6: Final answer
   x = 58,728.07