Finding the Fourth Proportional to 131,992.02, 182,068.34 and 78,241.05

Step by Step Solution

1. Step 1: Write the proportion equation
   131,992.02 : 182,068.34 = 78,241.05 : x
2. Step 2: Convert to fraction form
   131,992.02/182,068.34 = 78,241.05/x
3. Step 3: Cross multiply
   131,992.02x = 182,068.34 × 78,241.05
4. Step 4: Simplify right side
   131,992.02x = 14,245,217,702.15
5. Step 5: Solve for x
   x = 14,245,217,702.15/131,992.02
6. Step 6: Final answer
   x = 107,924.84