Finding the Fourth Proportional to 32,103.90, 48,164.04 and 13,377.78

Step by Step Solution

1. Step 1: Write the proportion equation
   32,103.90 : 48,164.04 = 13,377.78 : x
2. Step 2: Convert to fraction form
   32,103.90/48,164.04 = 13,377.78/x
3. Step 3: Cross multiply
   32,103.90x = 48,164.04 × 13,377.78
4. Step 4: Simplify right side
   32,103.90x = 644,327,931.03
5. Step 5: Solve for x
   x = 644,327,931.03/32,103.90
6. Step 6: Final answer
   x = 20,070.08