Finding the Fourth Proportional to 107,719.82, 148,659.23 and 59,972.12

Step by Step Solution

1. Step 1: Write the proportion equation
   107,719.82 : 148,659.23 = 59,972.12 : x
2. Step 2: Convert to fraction form
   107,719.82/148,659.23 = 59,972.12/x
3. Step 3: Cross multiply
   107,719.82x = 148,659.23 × 59,972.12
4. Step 4: Simplify right side
   107,719.82x = 8,915,408,587.30
5. Step 5: Solve for x
   x = 8,915,408,587.30/107,719.82
6. Step 6: Final answer
   x = 82,764.80