Finding the Fourth Proportional to 74,573.62, 102,914.04 and 42,748.54

Step by Step Solution

1. Step 1: Write the proportion equation
   74,573.62 : 102,914.04 = 42,748.54 : x
2. Step 2: Convert to fraction form
   74,573.62/102,914.04 = 42,748.54/x
3. Step 3: Cross multiply
   74,573.62x = 102,914.04 × 42,748.54
4. Step 4: Simplify right side
   74,573.62x = 4,399,424,955.50
5. Step 5: Solve for x
   x = 4,399,424,955.50/74,573.62
6. Step 6: Final answer
   x = 58,994.39