Finding the Fourth Proportional to 89,907.64, 134,818.38 and 42,483.26

Step by Step Solution

1. Step 1: Write the proportion equation
   89,907.64 : 134,818.38 = 42,483.26 : x
2. Step 2: Convert to fraction form
   89,907.64/134,818.38 = 42,483.26/x
3. Step 3: Cross multiply
   89,907.64x = 134,818.38 × 42,483.26
4. Step 4: Simplify right side
   89,907.64x = 5,727,524,290.32
5. Step 5: Solve for x
   x = 5,727,524,290.32/89,907.64
6. Step 6: Final answer
   x = 63,704.54