Finding the Fourth Proportional to 107,260.55, 148,019.61 and 59,513.96

Step by Step Solution

1. Step 1: Write the proportion equation
   107,260.55 : 148,019.61 = 59,513.96 : x
2. Step 2: Convert to fraction form
   107,260.55/148,019.61 = 59,513.96/x
3. Step 3: Cross multiply
   107,260.55x = 148,019.61 × 59,513.96
4. Step 4: Simplify right side
   107,260.55x = 8,809,233,148.76
5. Step 5: Solve for x
   x = 8,809,233,148.76/107,260.55
6. Step 6: Final answer
   x = 82,129.29