Finding the Fourth Proportional to 42,300.82, 63,447.60 and 17,333.74

Step by Step Solution

1. Step 1: Write the proportion equation
   42,300.82 : 63,447.60 = 17,333.74 : x
2. Step 2: Convert to fraction form
   42,300.82/63,447.60 = 17,333.74/x
3. Step 3: Cross multiply
   42,300.82x = 63,447.60 × 17,333.74
4. Step 4: Simplify right side
   42,300.82x = 1,099,784,202.02
5. Step 5: Solve for x
   x = 1,099,784,202.02/42,300.82
6. Step 6: Final answer
   x = 25,999.12