Finding the Fourth Proportional to 109,201.46, 163,704.69 and 42,626.07

Step by Step Solution

1. Step 1: Write the proportion equation
   109,201.46 : 163,704.69 = 42,626.07 : x
2. Step 2: Convert to fraction form
   109,201.46/163,704.69 = 42,626.07/x
3. Step 3: Cross multiply
   109,201.46x = 163,704.69 × 42,626.07
4. Step 4: Simplify right side
   109,201.46x = 6,978,087,575.27
5. Step 5: Solve for x
   x = 6,978,087,575.27/109,201.46
6. Step 6: Final answer
   x = 63,901.05