Finding the Fourth Proportional to 76,026, 104,919.12 and 42,492

Step by Step Solution

1. Step 1: Write the proportion equation
   76,026 : 104,919.12 = 42,492 : x
2. Step 2: Convert to fraction form
   76,026/104,919.12 = 42,492/x
3. Step 3: Cross multiply
   76,026x = 104,919.12 × 42,492
4. Step 4: Simplify right side
   76,026x = 4,458,223,247.04
5. Step 5: Solve for x
   x = 4,458,223,247.04/76,026
6. Step 6: Final answer
   x = 58,640.77