Finding the Fourth Proportional to 76,049.84, 104,945.74 and 42,056.10

Step by Step Solution

1. Step 1: Write the proportion equation
   76,049.84 : 104,945.74 = 42,056.10 : x
2. Step 2: Convert to fraction form
   76,049.84/104,945.74 = 42,056.10/x
3. Step 3: Cross multiply
   76,049.84x = 104,945.74 × 42,056.10
4. Step 4: Simplify right side
   76,049.84x = 4,413,608,536.01
5. Step 5: Solve for x
   x = 4,413,608,536.01/76,049.84
6. Step 6: Final answer
   x = 58,035.74