Finding the Third Proportional to 3,685,288 and 7,974,224

Step by Step Solution

1. Step 1: Write the proportion equation
   3,685,288 : 7,974,224 = 7,974,224 : x
2. Step 2: Convert to fraction form
   3,685,288/7,974,224 = 7,974,224/x
3. Step 3: Cross multiply
   3,685,288x = 7,974,224 × 7,974,224
4. Step 4: Simplify right side
   3,685,288x = 63,588,248,402,176
5. Step 5: Solve for x
   x = 63,588,248,402,176/3,685,288
6. Step 6: Final answer
   x = 17,254,621.19