Finding the Fourth Proportional to 76,071.76, 104,970.96 and 42,074.84

Step by Step Solution

1. Step 1: Write the proportion equation
   76,071.76 : 104,970.96 = 42,074.84 : x
2. Step 2: Convert to fraction form
   76,071.76/104,970.96 = 42,074.84/x
3. Step 3: Cross multiply
   76,071.76x = 104,970.96 × 42,074.84
4. Step 4: Simplify right side
   76,071.76x = 4,416,636,346.65
5. Step 5: Solve for x
   x = 4,416,636,346.65/76,071.76
6. Step 6: Final answer
   x = 58,058.82