Finding the Fourth Proportional to 76,682.03, 105,818.60 and 43,141.55

Step by Step Solution

1. Step 1: Write the proportion equation
   76,682.03 : 105,818.60 = 43,141.55 : x
2. Step 2: Convert to fraction form
   76,682.03/105,818.60 = 43,141.55/x
3. Step 3: Cross multiply
   76,682.03x = 105,818.60 × 43,141.55
4. Step 4: Simplify right side
   76,682.03x = 4,565,178,001.59
5. Step 5: Solve for x
   x = 4,565,178,001.59/76,682.03
6. Step 6: Final answer
   x = 59,533.87