Finding the Fourth Proportional to 76,035.68, 104,925 and 42,042.12

Step by Step Solution

1. Step 1: Write the proportion equation
   76,035.68 : 104,925 = 42,042.12 : x
2. Step 2: Convert to fraction form
   76,035.68/104,925 = 42,042.12/x
3. Step 3: Cross multiply
   76,035.68x = 104,925 × 42,042.12
4. Step 4: Simplify right side
   76,035.68x = 4,411,269,441
5. Step 5: Solve for x
   x = 4,411,269,441/76,035.68
6. Step 6: Final answer
   x = 58,015.78