Finding the Fourth Proportional to 78,633.34, 108,515.24 and 42,823.30

Step by Step Solution

1. Step 1: Write the proportion equation
   78,633.34 : 108,515.24 = 42,823.30 : x
2. Step 2: Convert to fraction form
   78,633.34/108,515.24 = 42,823.30/x
3. Step 3: Cross multiply
   78,633.34x = 108,515.24 × 42,823.30
4. Step 4: Simplify right side
   78,633.34x = 4,646,980,677.09
5. Step 5: Solve for x
   x = 4,646,980,677.09/78,633.34
6. Step 6: Final answer
   x = 59,096.82