Finding the Fourth Proportional to 99,162.09, 148,772.30 and 39,967.29

Step by Step Solution

1. Step 1: Write the proportion equation
   99,162.09 : 148,772.30 = 39,967.29 : x
2. Step 2: Convert to fraction form
   99,162.09/148,772.30 = 39,967.29/x
3. Step 3: Cross multiply
   99,162.09x = 148,772.30 × 39,967.29
4. Step 4: Simplify right side
   99,162.09x = 5,946,025,458.23
5. Step 5: Solve for x
   x = 5,946,025,458.23/99,162.09
6. Step 6: Final answer
   x = 59,962.69