Finding the Fourth Proportional to 68,761.90, 103,056.72 and 37,170.82

Step by Step Solution

1. Step 1: Write the proportion equation
   68,761.90 : 103,056.72 = 37,170.82 : x
2. Step 2: Convert to fraction form
   68,761.90/103,056.72 = 37,170.82/x
3. Step 3: Cross multiply
   68,761.90x = 103,056.72 × 37,170.82
4. Step 4: Simplify right side
   68,761.90x = 3,830,702,788.91
5. Step 5: Solve for x
   x = 3,830,702,788.91/68,761.90
6. Step 6: Final answer
   x = 55,709.67