Finding the Third Proportional to 31,164,378 and 46,572,144

Step by Step Solution

1. Step 1: Write the proportion equation
   31,164,378 : 46,572,144 = 46,572,144 : x
2. Step 2: Convert to fraction form
   31,164,378/46,572,144 = 46,572,144/x
3. Step 3: Cross multiply
   31,164,378x = 46,572,144 × 46,572,144
4. Step 4: Simplify right side
   31,164,378x = 2,168,964,596,756,736
5. Step 5: Solve for x
   x = 2,168,964,596,756,736/31,164,378
6. Step 6: Final answer
   x = 69,597,557.72