Finding the Fourth Proportional to 76,069.58, 104,967.94 and 42,072.67

Step by Step Solution

1. Step 1: Write the proportion equation
   76,069.58 : 104,967.94 = 42,072.67 : x
2. Step 2: Convert to fraction form
   76,069.58/104,967.94 = 42,072.67/x
3. Step 3: Cross multiply
   76,069.58x = 104,967.94 × 42,072.67
4. Step 4: Simplify right side
   76,069.58x = 4,416,281,132.60
5. Step 5: Solve for x
   x = 4,416,281,132.60/76,069.58
6. Step 6: Final answer
   x = 58,055.81