Finding the Fourth Proportional to 108,190.69, 149,300.42 and 60,444.38

Step by Step Solution

1. Step 1: Write the proportion equation
   108,190.69 : 149,300.42 = 60,444.38 : x
2. Step 2: Convert to fraction form
   108,190.69/149,300.42 = 60,444.38/x
3. Step 3: Cross multiply
   108,190.69x = 149,300.42 × 60,444.38
4. Step 4: Simplify right side
   108,190.69x = 9,024,370,551.85
5. Step 5: Solve for x
   x = 9,024,370,551.85/108,190.69
6. Step 6: Final answer
   x = 83,411.71