Finding the Fourth Proportional to 108,546.89, 149,805.81 and 62,608.32

Step by Step Solution

1. Step 1: Write the proportion equation
   108,546.89 : 149,805.81 = 62,608.32 : x
2. Step 2: Convert to fraction form
   108,546.89/149,805.81 = 62,608.32/x
3. Step 3: Cross multiply
   108,546.89x = 149,805.81 × 62,608.32
4. Step 4: Simplify right side
   108,546.89x = 9,379,090,090.34
5. Step 5: Solve for x
   x = 9,379,090,090.34/108,546.89
6. Step 6: Final answer
   x = 86,405.89