Finding the Third Proportional to 3,739,148 and 8,133,430

Step by Step Solution

1. Step 1: Write the proportion equation
   3,739,148 : 8,133,430 = 8,133,430 : x
2. Step 2: Convert to fraction form
   3,739,148/8,133,430 = 8,133,430/x
3. Step 3: Cross multiply
   3,739,148x = 8,133,430 × 8,133,430
4. Step 4: Simplify right side
   3,739,148x = 66,152,683,564,900
5. Step 5: Solve for x
   x = 66,152,683,564,900/3,739,148
6. Step 6: Final answer
   x = 17,691,913.66