Finding the Third Proportional to 13,443,804 and 20,664,090

Step by Step Solution

1. Step 1: Write the proportion equation
   13,443,804 : 20,664,090 = 20,664,090 : x
2. Step 2: Convert to fraction form
   13,443,804/20,664,090 = 20,664,090/x
3. Step 3: Cross multiply
   13,443,804x = 20,664,090 × 20,664,090
4. Step 4: Simplify right side
   13,443,804x = 427,004,615,528,100
5. Step 5: Solve for x
   x = 427,004,615,528,100/13,443,804
6. Step 6: Final answer
   x = 31,762,186.92