Finding the Fourth Proportional to 76,510.36, 105,594.15 and 42,982.84

Step by Step Solution

1. Step 1: Write the proportion equation
   76,510.36 : 105,594.15 = 42,982.84 : x
2. Step 2: Convert to fraction form
   76,510.36/105,594.15 = 42,982.84/x
3. Step 3: Cross multiply
   76,510.36x = 105,594.15 × 42,982.84
4. Step 4: Simplify right side
   76,510.36x = 4,538,736,505.79
5. Step 5: Solve for x
   x = 4,538,736,505.79/76,510.36
6. Step 6: Final answer
   x = 59,321.85