Finding the Third Proportional to 4,259,230 and 9,237,090

Step by Step Solution

1. Step 1: Write the proportion equation
   4,259,230 : 9,237,090 = 9,237,090 : x
2. Step 2: Convert to fraction form
   4,259,230/9,237,090 = 9,237,090/x
3. Step 3: Cross multiply
   4,259,230x = 9,237,090 × 9,237,090
4. Step 4: Simplify right side
   4,259,230x = 85,323,831,668,100
5. Step 5: Solve for x
   x = 85,323,831,668,100/4,259,230
6. Step 6: Final answer
   x = 20,032,689.40