Finding the Fourth Proportional to 107,280.42, 148,048.59 and 59,536.86

Step by Step Solution

1. Step 1: Write the proportion equation
   107,280.42 : 148,048.59 = 59,536.86 : x
2. Step 2: Convert to fraction form
   107,280.42/148,048.59 = 59,536.86/x
3. Step 3: Cross multiply
   107,280.42x = 148,048.59 × 59,536.86
4. Step 4: Simplify right side
   107,280.42x = 8,814,348,176.03
5. Step 5: Solve for x
   x = 8,814,348,176.03/107,280.42
6. Step 6: Final answer
   x = 82,161.76