Finding the Fourth Proportional to 76,554.03, 105,642.25 and 42,563.27

Step by Step Solution

1. Step 1: Write the proportion equation
   76,554.03 : 105,642.25 = 42,563.27 : x
2. Step 2: Convert to fraction form
   76,554.03/105,642.25 = 42,563.27/x
3. Step 3: Cross multiply
   76,554.03x = 105,642.25 × 42,563.27
4. Step 4: Simplify right side
   76,554.03x = 4,496,478,975.54
5. Step 5: Solve for x
   x = 4,496,478,975.54/76,554.03
6. Step 6: Final answer
   x = 58,736.02