Finding the Fourth Proportional to 83,802.72, 115,614.78 and 47,973.42

Step by Step Solution

1. Step 1: Write the proportion equation
   83,802.72 : 115,614.78 = 47,973.42 : x
2. Step 2: Convert to fraction form
   83,802.72/115,614.78 = 47,973.42/x
3. Step 3: Cross multiply
   83,802.72x = 115,614.78 × 47,973.42
4. Step 4: Simplify right side
   83,802.72x = 5,546,436,399.15
5. Step 5: Solve for x
   x = 5,546,436,399.15/83,802.72
6. Step 6: Final answer
   x = 66,184.44