Finding the Third Proportional to 14,656,309.50 and 21,557,970

Step by Step Solution

1. Step 1: Write the proportion equation
   14,656,309.50 : 21,557,970 = 21,557,970 : x
2. Step 2: Convert to fraction form
   14,656,309.50/21,557,970 = 21,557,970/x
3. Step 3: Cross multiply
   14,656,309.50x = 21,557,970 × 21,557,970
4. Step 4: Simplify right side
   14,656,309.50x = 464,746,070,520,900
5. Step 5: Solve for x
   x = 464,746,070,520,900/14,656,309.50
6. Step 6: Final answer
   x = 31,709,624.48