Finding the Third Proportional to 9,186,124 and 21,456,114

Step by Step Solution

1. Step 1: Write the proportion equation
   9,186,124 : 21,456,114 = 21,456,114 : x
2. Step 2: Convert to fraction form
   9,186,124/21,456,114 = 21,456,114/x
3. Step 3: Cross multiply
   9,186,124x = 21,456,114 × 21,456,114
4. Step 4: Simplify right side
   9,186,124x = 460,364,827,980,996
5. Step 5: Solve for x
   x = 460,364,827,980,996/9,186,124
6. Step 6: Final answer
   x = 50,115,242.07