Finding the Third Proportional to 9,754,130 and 21,439,030

Step by Step Solution

1. Step 1: Write the proportion equation
   9,754,130 : 21,439,030 = 21,439,030 : x
2. Step 2: Convert to fraction form
   9,754,130/21,439,030 = 21,439,030/x
3. Step 3: Cross multiply
   9,754,130x = 21,439,030 × 21,439,030
4. Step 4: Simplify right side
   9,754,130x = 459,632,007,340,900
5. Step 5: Solve for x
   x = 459,632,007,340,900/9,754,130
6. Step 6: Final answer
   x = 47,121,784.04