Finding the Third Proportional to 14,665,820 and 21,549,236

Step by Step Solution

1. Step 1: Write the proportion equation
   14,665,820 : 21,549,236 = 21,549,236 : x
2. Step 2: Convert to fraction form
   14,665,820/21,549,236 = 21,549,236/x
3. Step 3: Cross multiply
   14,665,820x = 21,549,236 × 21,549,236
4. Step 4: Simplify right side
   14,665,820x = 464,369,572,183,696
5. Step 5: Solve for x
   x = 464,369,572,183,696/14,665,820
6. Step 6: Final answer
   x = 31,663,389.58