Finding the Fourth Proportional to 20,648.79, 30,973.23 and 5,066.46

Step by Step Solution

1. Step 1: Write the proportion equation
   20,648.79 : 30,973.23 = 5,066.46 : x
2. Step 2: Convert to fraction form
   20,648.79/30,973.23 = 5,066.46/x
3. Step 3: Cross multiply
   20,648.79x = 30,973.23 × 5,066.46
4. Step 4: Simplify right side
   20,648.79x = 156,924,630.87
5. Step 5: Solve for x
   x = 156,924,630.87/20,648.79
6. Step 6: Final answer
   x = 7,599.70