Finding the Fourth Proportional to 220,362.72, 330,100.56 and 101,870.88

Step by Step Solution

1. Step 1: Write the proportion equation
   220,362.72 : 330,100.56 = 101,870.88 : x
2. Step 2: Convert to fraction form
   220,362.72/330,100.56 = 101,870.88/x
3. Step 3: Cross multiply
   220,362.72x = 330,100.56 × 101,870.88
4. Step 4: Simplify right side
   220,362.72x = 33,627,634,535.69
5. Step 5: Solve for x
   x = 33,627,634,535.69/220,362.72
6. Step 6: Final answer
   x = 152,601.29