Finding the Fourth Proportional to 76,732.34, 105,883.89 and 42,738.26

Step by Step Solution

1. Step 1: Write the proportion equation
   76,732.34 : 105,883.89 = 42,738.26 : x
2. Step 2: Convert to fraction form
   76,732.34/105,883.89 = 42,738.26/x
3. Step 3: Cross multiply
   76,732.34x = 105,883.89 × 42,738.26
4. Step 4: Simplify right side
   76,732.34x = 4,525,293,220.63
5. Step 5: Solve for x
   x = 4,525,293,220.63/76,732.34
6. Step 6: Final answer
   x = 58,975.05