Finding the Fourth Proportional to 108,319.89, 149,485.52 and 60,573.12

Step by Step Solution

1. Step 1: Write the proportion equation
   108,319.89 : 149,485.52 = 60,573.12 : x
2. Step 2: Convert to fraction form
   108,319.89/149,485.52 = 60,573.12/x
3. Step 3: Cross multiply
   108,319.89x = 149,485.52 × 60,573.12
4. Step 4: Simplify right side
   108,319.89x = 9,054,804,341.22
5. Step 5: Solve for x
   x = 9,054,804,341.22/108,319.89
6. Step 6: Final answer
   x = 83,593.18