Finding the Fourth Proportional to 108,051.62, 149,118.72 and 60,314.30

Step by Step Solution

1. Step 1: Write the proportion equation
   108,051.62 : 149,118.72 = 60,314.30 : x
2. Step 2: Convert to fraction form
   108,051.62/149,118.72 = 60,314.30/x
3. Step 3: Cross multiply
   108,051.62x = 149,118.72 × 60,314.30
4. Step 4: Simplify right side
   108,051.62x = 8,993,991,213.70
5. Step 5: Solve for x
   x = 8,993,991,213.70/108,051.62
6. Step 6: Final answer
   x = 83,237.91