Finding the Fourth Proportional to 31,063.47, 42,868.10 and 17,635.11

Step by Step Solution

1. Step 1: Write the proportion equation
   31,063.47 : 42,868.10 = 17,635.11 : x
2. Step 2: Convert to fraction form
   31,063.47/42,868.10 = 17,635.11/x
3. Step 3: Cross multiply
   31,063.47x = 42,868.10 × 17,635.11
4. Step 4: Simplify right side
   31,063.47x = 755,983,570.82
5. Step 5: Solve for x
   x = 755,983,570.82/31,063.47
6. Step 6: Final answer
   x = 24,336.74