Finding the Third Proportional to 21,460,130 and 46,578,436

Step by Step Solution

1. Step 1: Write the proportion equation
   21,460,130 : 46,578,436 = 46,578,436 : x
2. Step 2: Convert to fraction form
   21,460,130/46,578,436 = 46,578,436/x
3. Step 3: Cross multiply
   21,460,130x = 46,578,436 × 46,578,436
4. Step 4: Simplify right side
   21,460,130x = 2,169,550,700,206,096
5. Step 5: Solve for x
   x = 2,169,550,700,206,096/21,460,130
6. Step 6: Final answer
   x = 101,096,810.70