Finding the Fourth Proportional to 51,204.72, 70,662.72 and 29,979.84

Step by Step Solution

1. Step 1: Write the proportion equation
   51,204.72 : 70,662.72 = 29,979.84 : x
2. Step 2: Convert to fraction form
   51,204.72/70,662.72 = 29,979.84/x
3. Step 3: Cross multiply
   51,204.72x = 70,662.72 × 29,979.84
4. Step 4: Simplify right side
   51,204.72x = 2,118,457,039.56
5. Step 5: Solve for x
   x = 2,118,457,039.56/51,204.72
6. Step 6: Final answer
   x = 41,372.30