Finding the Fourth Proportional to 42,477.45, 63,723.89 and 17,503.62

Step by Step Solution

1. Step 1: Write the proportion equation
   42,477.45 : 63,723.89 = 17,503.62 : x
2. Step 2: Convert to fraction form
   42,477.45/63,723.89 = 17,503.62/x
3. Step 3: Cross multiply
   42,477.45x = 63,723.89 × 17,503.62
4. Step 4: Simplify right side
   42,477.45x = 1,115,398,755.48
5. Step 5: Solve for x
   x = 1,115,398,755.48/42,477.45
6. Step 6: Final answer
   x = 26,258.61