Finding the Fourth Proportional to 89,627.04, 134,357.48 and 39,680.52

Step by Step Solution

1. Step 1: Write the proportion equation
   89,627.04 : 134,357.48 = 39,680.52 : x
2. Step 2: Convert to fraction form
   89,627.04/134,357.48 = 39,680.52/x
3. Step 3: Cross multiply
   89,627.04x = 134,357.48 × 39,680.52
4. Step 4: Simplify right side
   89,627.04x = 5,331,374,672.29
5. Step 5: Solve for x
   x = 5,331,374,672.29/89,627.04
6. Step 6: Final answer
   x = 59,484.00