Finding the Fourth Proportional to 59,877.42, 82,638.54 and 49,788.51

Step by Step Solution

1. Step 1: Write the proportion equation
   59,877.42 : 82,638.54 = 49,788.51 : x
2. Step 2: Convert to fraction form
   59,877.42/82,638.54 = 49,788.51/x
3. Step 3: Cross multiply
   59,877.42x = 82,638.54 × 49,788.51
4. Step 4: Simplify right side
   59,877.42x = 4,114,449,775.18
5. Step 5: Solve for x
   x = 4,114,449,775.18/59,877.42
6. Step 6: Final answer
   x = 68,714.55