Finding the Fourth Proportional to 107,725.56, 148,658.63 and 59,977.89

Step by Step Solution

1. Step 1: Write the proportion equation
   107,725.56 : 148,658.63 = 59,977.89 : x
2. Step 2: Convert to fraction form
   107,725.56/148,658.63 = 59,977.89/x
3. Step 3: Cross multiply
   107,725.56x = 148,658.63 × 59,977.89
4. Step 4: Simplify right side
   107,725.56x = 8,916,230,957.69
5. Step 5: Solve for x
   x = 8,916,230,957.69/107,725.56
6. Step 6: Final answer
   x = 82,768.02