Finding the Fourth Proportional to 88,503.21, 122,014.98 and 85,751.37

Step by Step Solution

1. Step 1: Write the proportion equation
   88,503.21 : 122,014.98 = 85,751.37 : x
2. Step 2: Convert to fraction form
   88,503.21/122,014.98 = 85,751.37/x
3. Step 3: Cross multiply
   88,503.21x = 122,014.98 × 85,751.37
4. Step 4: Simplify right side
   88,503.21x = 10,462,951,695.52
5. Step 5: Solve for x
   x = 10,462,951,695.52/88,503.21
6. Step 6: Final answer
   x = 118,221.15