Finding the Third Proportional to 10,019,160 and 21,455,064

Step by Step Solution

1. Step 1: Write the proportion equation
   10,019,160 : 21,455,064 = 21,455,064 : x
2. Step 2: Convert to fraction form
   10,019,160/21,455,064 = 21,455,064/x
3. Step 3: Cross multiply
   10,019,160x = 21,455,064 × 21,455,064
4. Step 4: Simplify right side
   10,019,160x = 460,319,771,244,096
5. Step 5: Solve for x
   x = 460,319,771,244,096/10,019,160
6. Step 6: Final answer
   x = 45,943,948.52