Finding the Third Proportional to 13,161,352 and 19,907,948

Step by Step Solution

1. Step 1: Write the proportion equation
   13,161,352 : 19,907,948 = 19,907,948 : x
2. Step 2: Convert to fraction form
   13,161,352/19,907,948 = 19,907,948/x
3. Step 3: Cross multiply
   13,161,352x = 19,907,948 × 19,907,948
4. Step 4: Simplify right side
   13,161,352x = 396,326,393,570,704
5. Step 5: Solve for x
   x = 396,326,393,570,704/13,161,352
6. Step 6: Final answer
   x = 30,112,893.69