Finding the Fourth Proportional to 76,828.84, 106,014.18 and 42,829

Step by Step Solution

1. Step 1: Write the proportion equation
   76,828.84 : 106,014.18 = 42,829 : x
2. Step 2: Convert to fraction form
   76,828.84/106,014.18 = 42,829/x
3. Step 3: Cross multiply
   76,828.84x = 106,014.18 × 42,829
4. Step 4: Simplify right side
   76,828.84x = 4,540,481,315.22
5. Step 5: Solve for x
   x = 4,540,481,315.22/76,828.84
6. Step 6: Final answer
   x = 59,098.66