Finding the Fourth Proportional to 78,827.99, 108,784.94 and 43,020.30

Step by Step Solution

1. Step 1: Write the proportion equation
   78,827.99 : 108,784.94 = 43,020.30 : x
2. Step 2: Convert to fraction form
   78,827.99/108,784.94 = 43,020.30/x
3. Step 3: Cross multiply
   78,827.99x = 108,784.94 × 43,020.30
4. Step 4: Simplify right side
   78,827.99x = 4,679,960,754.28
5. Step 5: Solve for x
   x = 4,679,960,754.28/78,827.99
6. Step 6: Final answer
   x = 59,369.28