Finding the Third Proportional to 9,042,862.50 and 13,470,880

Step by Step Solution

1. Step 1: Write the proportion equation
   9,042,862.50 : 13,470,880 = 13,470,880 : x
2. Step 2: Convert to fraction form
   9,042,862.50/13,470,880 = 13,470,880/x
3. Step 3: Cross multiply
   9,042,862.50x = 13,470,880 × 13,470,880
4. Step 4: Simplify right side
   9,042,862.50x = 181,464,607,974,400
5. Step 5: Solve for x
   x = 181,464,607,974,400/9,042,862.50
6. Step 6: Final answer
   x = 20,067,164.35