Finding the Fourth Proportional to 164,320.22, 226,762.05 and 88,868.72

Step by Step Solution

1. Step 1: Write the proportion equation
   164,320.22 : 226,762.05 = 88,868.72 : x
2. Step 2: Convert to fraction form
   164,320.22/226,762.05 = 88,868.72/x
3. Step 3: Cross multiply
   164,320.22x = 226,762.05 × 88,868.72
4. Step 4: Simplify right side
   164,320.22x = 20,152,053,128.08
5. Step 5: Solve for x
   x = 20,152,053,128.08/164,320.22
6. Step 6: Final answer
   x = 122,638.91