Finding the Fourth Proportional to 141,422.32, 212,155.34 and 88,073.49

Step by Step Solution

1. Step 1: Write the proportion equation
   141,422.32 : 212,155.34 = 88,073.49 : x
2. Step 2: Convert to fraction form
   141,422.32/212,155.34 = 88,073.49/x
3. Step 3: Cross multiply
   141,422.32x = 212,155.34 × 88,073.49
4. Step 4: Simplify right side
   141,422.32x = 18,685,261,215.94
5. Step 5: Solve for x
   x = 18,685,261,215.94/141,422.32
6. Step 6: Final answer
   x = 132,123.85