Finding the Fourth Proportional to 35,500.32, 48,986.88 and 19,580.64

Step by Step Solution

1. Step 1: Write the proportion equation
   35,500.32 : 48,986.88 = 19,580.64 : x
2. Step 2: Convert to fraction form
   35,500.32/48,986.88 = 19,580.64/x
3. Step 3: Cross multiply
   35,500.32x = 48,986.88 × 19,580.64
4. Step 4: Simplify right side
   35,500.32x = 959,194,462.00
5. Step 5: Solve for x
   x = 959,194,462.00/35,500.32
6. Step 6: Final answer
   x = 27,019.32