Finding the Fourth Proportional to 32,516.89, 48,741.86 and 12,787.45

Step by Step Solution

1. Step 1: Write the proportion equation
   32,516.89 : 48,741.86 = 12,787.45 : x
2. Step 2: Convert to fraction form
   32,516.89/48,741.86 = 12,787.45/x
3. Step 3: Cross multiply
   32,516.89x = 48,741.86 × 12,787.45
4. Step 4: Simplify right side
   32,516.89x = 623,284,033.72
5. Step 5: Solve for x
   x = 623,284,033.72/32,516.89
6. Step 6: Final answer
   x = 19,168.01