Finding the Fourth Proportional to 109,749.32, 164,611.02 and 43,238.60

Step by Step Solution

1. Step 1: Write the proportion equation
   109,749.32 : 164,611.02 = 43,238.60 : x
2. Step 2: Convert to fraction form
   109,749.32/164,611.02 = 43,238.60/x
3. Step 3: Cross multiply
   109,749.32x = 164,611.02 × 43,238.60
4. Step 4: Simplify right side
   109,749.32x = 7,117,550,049.37
5. Step 5: Solve for x
   x = 7,117,550,049.37/109,749.32
6. Step 6: Final answer
   x = 64,852.79