Finding the Third Proportional to 28,468.50 and 42,794.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,468.50 : 42,794.25 = 42,794.25 : x
2. Step 2: Convert to fraction form
   28,468.50/42,794.25 = 42,794.25/x
3. Step 3: Cross multiply
   28,468.50x = 42,794.25 × 42,794.25
4. Step 4: Simplify right side
   28,468.50x = 1,831,347,833.06
5. Step 5: Solve for x
   x = 1,831,347,833.06/28,468.50
6. Step 6: Final answer
   x = 64,328.92