Finding the Third Proportional to 28,478.25 and 43,061.63

Step by Step Solution

1. Step 1: Write the proportion equation
   28,478.25 : 43,061.63 = 43,061.63 : x
2. Step 2: Convert to fraction form
   28,478.25/43,061.63 = 43,061.63/x
3. Step 3: Cross multiply
   28,478.25x = 43,061.63 × 43,061.63
4. Step 4: Simplify right side
   28,478.25x = 1,854,303,547.64
5. Step 5: Solve for x
   x = 1,854,303,547.64/28,478.25
6. Step 6: Final answer
   x = 65,112.97