Finding the Fourth Proportional to 108,485.76, 149,726.04 and 60,742.18

Step by Step Solution

1. Step 1: Write the proportion equation
   108,485.76 : 149,726.04 = 60,742.18 : x
2. Step 2: Convert to fraction form
   108,485.76/149,726.04 = 60,742.18/x
3. Step 3: Cross multiply
   108,485.76x = 149,726.04 × 60,742.18
4. Step 4: Simplify right side
   108,485.76x = 9,094,686,072.37
5. Step 5: Solve for x
   x = 9,094,686,072.37/108,485.76
6. Step 6: Final answer
   x = 83,832.99