Finding the Fourth Proportional to 32,848.02, 49,308.89 and 13,140.32

Step by Step Solution

1. Step 1: Write the proportion equation
   32,848.02 : 49,308.89 = 13,140.32 : x
2. Step 2: Convert to fraction form
   32,848.02/49,308.89 = 13,140.32/x
3. Step 3: Cross multiply
   32,848.02x = 49,308.89 × 13,140.32
4. Step 4: Simplify right side
   32,848.02x = 647,934,281.20
5. Step 5: Solve for x
   x = 647,934,281.20/32,848.02
6. Step 6: Final answer
   x = 19,725.22