Finding the Fourth Proportional to 117,361.32, 161,957.52 and 63,647.52

Step by Step Solution

1. Step 1: Write the proportion equation
   117,361.32 : 161,957.52 = 63,647.52 : x
2. Step 2: Convert to fraction form
   117,361.32/161,957.52 = 63,647.52/x
3. Step 3: Cross multiply
   117,361.32x = 161,957.52 × 63,647.52
4. Step 4: Simplify right side
   117,361.32x = 10,308,194,493.35
5. Step 5: Solve for x
   x = 10,308,194,493.35/117,361.32
6. Step 6: Final answer
   x = 87,832.98