Finding the Third Proportional to 31,155 and 47,056.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,155 : 47,056.50 = 47,056.50 : x
2. Step 2: Convert to fraction form
   31,155/47,056.50 = 47,056.50/x
3. Step 3: Cross multiply
   31,155x = 47,056.50 × 47,056.50
4. Step 4: Simplify right side
   31,155x = 2,214,314,192.25
5. Step 5: Solve for x
   x = 2,214,314,192.25/31,155
6. Step 6: Final answer
   x = 71,074.12