Finding the Fourth Proportional to 108,123.80, 149,211.06 and 60,377

Step by Step Solution

1. Step 1: Write the proportion equation
   108,123.80 : 149,211.06 = 60,377 : x
2. Step 2: Convert to fraction form
   108,123.80/149,211.06 = 60,377/x
3. Step 3: Cross multiply
   108,123.80x = 149,211.06 × 60,377
4. Step 4: Simplify right side
   108,123.80x = 9,008,916,169.62
5. Step 5: Solve for x
   x = 9,008,916,169.62/108,123.80
6. Step 6: Final answer
   x = 83,320.38