Finding the Fourth Proportional to 88,072.58, 132,031.10 and 67,388.42

Step by Step Solution

1. Step 1: Write the proportion equation
   88,072.58 : 132,031.10 = 67,388.42 : x
2. Step 2: Convert to fraction form
   88,072.58/132,031.10 = 67,388.42/x
3. Step 3: Cross multiply
   88,072.58x = 132,031.10 × 67,388.42
4. Step 4: Simplify right side
   88,072.58x = 8,897,367,219.86
5. Step 5: Solve for x
   x = 8,897,367,219.86/88,072.58
6. Step 6: Final answer
   x = 101,023.12