Finding the Fourth Proportional to 78,865.48, 108,836.01 and 43,057.00

Step by Step Solution

1. Step 1: Write the proportion equation
   78,865.48 : 108,836.01 = 43,057.00 : x
2. Step 2: Convert to fraction form
   78,865.48/108,836.01 = 43,057.00/x
3. Step 3: Cross multiply
   78,865.48x = 108,836.01 × 43,057.00
4. Step 4: Simplify right side
   78,865.48x = 4,686,151,323.10
5. Step 5: Solve for x
   x = 4,686,151,323.10/78,865.48
6. Step 6: Final answer
   x = 59,419.55