Finding the Fourth Proportional to 32,930.96, 49,407.50 and 10,445.31

Step by Step Solution

1. Step 1: Write the proportion equation
   32,930.96 : 49,407.50 = 10,445.31 : x
2. Step 2: Convert to fraction form
   32,930.96/49,407.50 = 10,445.31/x
3. Step 3: Cross multiply
   32,930.96x = 49,407.50 × 10,445.31
4. Step 4: Simplify right side
   32,930.96x = 516,076,679.94
5. Step 5: Solve for x
   x = 516,076,679.94/32,930.96
6. Step 6: Final answer
   x = 15,671.48