Finding the Fourth Proportional to 86,799.14, 130,064.72 and 58,608.72

Step by Step Solution

1. Step 1: Write the proportion equation
   86,799.14 : 130,064.72 = 58,608.72 : x
2. Step 2: Convert to fraction form
   86,799.14/130,064.72 = 58,608.72/x
3. Step 3: Cross multiply
   86,799.14x = 130,064.72 × 58,608.72
4. Step 4: Simplify right side
   86,799.14x = 7,622,926,756.36
5. Step 5: Solve for x
   x = 7,622,926,756.36/86,799.14
6. Step 6: Final answer
   x = 87,822.61