Finding the Third Proportional to 28,422 and 42,632.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,422 : 42,632.25 = 42,632.25 : x
2. Step 2: Convert to fraction form
   28,422/42,632.25 = 42,632.25/x
3. Step 3: Cross multiply
   28,422x = 42,632.25 × 42,632.25
4. Step 4: Simplify right side
   28,422x = 1,817,508,740.06
5. Step 5: Solve for x
   x = 1,817,508,740.06/28,422
6. Step 6: Final answer
   x = 63,947.25