Finding the Fourth Proportional to 71,631.89, 107,410.74 and 32,155.01

Step by Step Solution

1. Step 1: Write the proportion equation
   71,631.89 : 107,410.74 = 32,155.01 : x
2. Step 2: Convert to fraction form
   71,631.89/107,410.74 = 32,155.01/x
3. Step 3: Cross multiply
   71,631.89x = 107,410.74 × 32,155.01
4. Step 4: Simplify right side
   71,631.89x = 3,453,792,881.75
5. Step 5: Solve for x
   x = 3,453,792,881.75/71,631.89
6. Step 6: Final answer
   x = 48,215.86