Finding the Third Proportional to 21,557,931 and 32,328,979

Step by Step Solution

1. Step 1: Write the proportion equation
   21,557,931 : 32,328,979 = 32,328,979 : x
2. Step 2: Convert to fraction form
   21,557,931/32,328,979 = 32,328,979/x
3. Step 3: Cross multiply
   21,557,931x = 32,328,979 × 32,328,979
4. Step 4: Simplify right side
   21,557,931x = 1,045,162,883,182,441
5. Step 5: Solve for x
   x = 1,045,162,883,182,441/21,557,931
6. Step 6: Final answer
   x = 48,481,595.16