Finding the Third Proportional to 39,388,470 and 63,286,308

Step by Step Solution

1. Step 1: Write the proportion equation
   39,388,470 : 63,286,308 = 63,286,308 : x
2. Step 2: Convert to fraction form
   39,388,470/63,286,308 = 63,286,308/x
3. Step 3: Cross multiply
   39,388,470x = 63,286,308 × 63,286,308
4. Step 4: Simplify right side
   39,388,470x = 4,005,156,780,270,864
5. Step 5: Solve for x
   x = 4,005,156,780,270,864/39,388,470
6. Step 6: Final answer
   x = 101,683,482.00