Finding the Fourth Proportional to 109,388, 150,955.50 and 59,087

Step by Step Solution

1. Step 1: Write the proportion equation
   109,388 : 150,955.50 = 59,087 : x
2. Step 2: Convert to fraction form
   109,388/150,955.50 = 59,087/x
3. Step 3: Cross multiply
   109,388x = 150,955.50 × 59,087
4. Step 4: Simplify right side
   109,388x = 8,919,507,628.50
5. Step 5: Solve for x
   x = 8,919,507,628.50/109,388
6. Step 6: Final answer
   x = 81,540.09