Finding the Fourth Proportional to 50,876.18, 70,210.56 and 30,736.67

Step by Step Solution

1. Step 1: Write the proportion equation
   50,876.18 : 70,210.56 = 30,736.67 : x
2. Step 2: Convert to fraction form
   50,876.18/70,210.56 = 30,736.67/x
3. Step 3: Cross multiply
   50,876.18x = 70,210.56 × 30,736.67
4. Step 4: Simplify right side
   50,876.18x = 2,158,038,813.24
5. Step 5: Solve for x
   x = 2,158,038,813.24/50,876.18
6. Step 6: Final answer
   x = 42,417.47