Finding the Fourth Proportional to 76,069.04, 104,978.96 and 42,077.38

Step by Step Solution

1. Step 1: Write the proportion equation
   76,069.04 : 104,978.96 = 42,077.38 : x
2. Step 2: Convert to fraction form
   76,069.04/104,978.96 = 42,077.38/x
3. Step 3: Cross multiply
   76,069.04x = 104,978.96 × 42,077.38
4. Step 4: Simplify right side
   76,069.04x = 4,417,239,591.92
5. Step 5: Solve for x
   x = 4,417,239,591.92/76,069.04
6. Step 6: Final answer
   x = 58,068.82