Finding the Fourth Proportional to 89,806.32, 134,710.74 and 43,048.26

Step by Step Solution

1. Step 1: Write the proportion equation
   89,806.32 : 134,710.74 = 43,048.26 : x
2. Step 2: Convert to fraction form
   89,806.32/134,710.74 = 43,048.26/x
3. Step 3: Cross multiply
   89,806.32x = 134,710.74 × 43,048.26
4. Step 4: Simplify right side
   89,806.32x = 5,799,062,960.31
5. Step 5: Solve for x
   x = 5,799,062,960.31/89,806.32
6. Step 6: Final answer
   x = 64,572.99