Finding the Fourth Proportional to 99,164.34, 148,775.67 and 39,969.54

Step by Step Solution

1. Step 1: Write the proportion equation
   99,164.34 : 148,775.67 = 39,969.54 : x
2. Step 2: Convert to fraction form
   99,164.34/148,775.67 = 39,969.54/x
3. Step 3: Cross multiply
   99,164.34x = 148,775.67 × 39,969.54
4. Step 4: Simplify right side
   99,164.34x = 5,946,495,093.09
5. Step 5: Solve for x
   x = 5,946,495,093.09/99,164.34
6. Step 6: Final answer
   x = 59,966.06