Finding the Fourth Proportional to 107,123.68, 147,831.72 and 59,377.80

Step by Step Solution

1. Step 1: Write the proportion equation
   107,123.68 : 147,831.72 = 59,377.80 : x
2. Step 2: Convert to fraction form
   107,123.68/147,831.72 = 59,377.80/x
3. Step 3: Cross multiply
   107,123.68x = 147,831.72 × 59,377.80
4. Step 4: Simplify right side
   107,123.68x = 8,777,922,303.82
5. Step 5: Solve for x
   x = 8,777,922,303.82/107,123.68
6. Step 6: Final answer
   x = 81,941.94