Finding the Fourth Proportional to 48,892.32, 73,329.12 and 13,830.72

Step by Step Solution

1. Step 1: Write the proportion equation
   48,892.32 : 73,329.12 = 13,830.72 : x
2. Step 2: Convert to fraction form
   48,892.32/73,329.12 = 13,830.72/x
3. Step 3: Cross multiply
   48,892.32x = 73,329.12 × 13,830.72
4. Step 4: Simplify right side
   48,892.32x = 1,014,194,526.57
5. Step 5: Solve for x
   x = 1,014,194,526.57/48,892.32
6. Step 6: Final answer
   x = 20,743.43