Finding the Fourth Proportional to 155,167.42, 214,131.18 and 88,099.42

Step by Step Solution

1. Step 1: Write the proportion equation
   155,167.42 : 214,131.18 = 88,099.42 : x
2. Step 2: Convert to fraction form
   155,167.42/214,131.18 = 88,099.42/x
3. Step 3: Cross multiply
   155,167.42x = 214,131.18 × 88,099.42
4. Step 4: Simplify right side
   155,167.42x = 18,864,832,761.92
5. Step 5: Solve for x
   x = 18,864,832,761.92/155,167.42
6. Step 6: Final answer
   x = 121,577.28