Finding the Fourth Proportional to 47,061.68, 70,606.34 and 18,967.31

Step by Step Solution

1. Step 1: Write the proportion equation
   47,061.68 : 70,606.34 = 18,967.31 : x
2. Step 2: Convert to fraction form
   47,061.68/70,606.34 = 18,967.31/x
3. Step 3: Cross multiply
   47,061.68x = 70,606.34 × 18,967.31
4. Step 4: Simplify right side
   47,061.68x = 1,339,212,338.75
5. Step 5: Solve for x
   x = 1,339,212,338.75/47,061.68
6. Step 6: Final answer
   x = 28,456.53