Finding the Fourth Proportional to 89,625.60, 134,100.61 and 53,468.34

Step by Step Solution

1. Step 1: Write the proportion equation
   89,625.60 : 134,100.61 = 53,468.34 : x
2. Step 2: Convert to fraction form
   89,625.60/134,100.61 = 53,468.34/x
3. Step 3: Cross multiply
   89,625.60x = 134,100.61 × 53,468.34
4. Step 4: Simplify right side
   89,625.60x = 7,170,137,009.69
5. Step 5: Solve for x
   x = 7,170,137,009.69/89,625.60
6. Step 6: Final answer
   x = 80,000.99