Finding the Fourth Proportional to 106,648.05, 147,171.48 and 58,900.37

Step by Step Solution

1. Step 1: Write the proportion equation
   106,648.05 : 147,171.48 = 58,900.37 : x
2. Step 2: Convert to fraction form
   106,648.05/147,171.48 = 58,900.37/x
3. Step 3: Cross multiply
   106,648.05x = 147,171.48 × 58,900.37
4. Step 4: Simplify right side
   106,648.05x = 8,668,454,625.45
5. Step 5: Solve for x
   x = 8,668,454,625.45/106,648.05
6. Step 6: Final answer
   x = 81,280.95