Finding the Third Proportional to 5,974,128 and 13,109,472

Step by Step Solution

1. Step 1: Write the proportion equation
   5,974,128 : 13,109,472 = 13,109,472 : x
2. Step 2: Convert to fraction form
   5,974,128/13,109,472 = 13,109,472/x
3. Step 3: Cross multiply
   5,974,128x = 13,109,472 × 13,109,472
4. Step 4: Simplify right side
   5,974,128x = 171,858,256,118,784
5. Step 5: Solve for x
   x = 171,858,256,118,784/5,974,128
6. Step 6: Final answer
   x = 28,767,086.36