Finding the Fourth Proportional to 99,955.50, 149,956.80 and 32,487.31

Step by Step Solution

1. Step 1: Write the proportion equation
   99,955.50 : 149,956.80 = 32,487.31 : x
2. Step 2: Convert to fraction form
   99,955.50/149,956.80 = 32,487.31/x
3. Step 3: Cross multiply
   99,955.50x = 149,956.80 × 32,487.31
4. Step 4: Simplify right side
   99,955.50x = 4,871,693,048.21
5. Step 5: Solve for x
   x = 4,871,693,048.21/99,955.50
6. Step 6: Final answer
   x = 48,738.62