Finding the Fourth Proportional to 106,799.15, 147,383.57 and 58,401.29

Step by Step Solution

1. Step 1: Write the proportion equation
   106,799.15 : 147,383.57 = 58,401.29 : x
2. Step 2: Convert to fraction form
   106,799.15/147,383.57 = 58,401.29/x
3. Step 3: Cross multiply
   106,799.15x = 147,383.57 × 58,401.29
4. Step 4: Simplify right side
   106,799.15x = 8,607,390,021.89
5. Step 5: Solve for x
   x = 8,607,390,021.89/106,799.15
6. Step 6: Final answer
   x = 80,594.18