Finding the Third Proportional to 28,474.50 and 42,476.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,474.50 : 42,476.25 = 42,476.25 : x
2. Step 2: Convert to fraction form
   28,474.50/42,476.25 = 42,476.25/x
3. Step 3: Cross multiply
   28,474.50x = 42,476.25 × 42,476.25
4. Step 4: Simplify right side
   28,474.50x = 1,804,231,814.06
5. Step 5: Solve for x
   x = 1,804,231,814.06/28,474.50
6. Step 6: Final answer
   x = 63,363.07