Finding the Third Proportional to 31,461,460 and 74,163,410

Step by Step Solution

1. Step 1: Write the proportion equation
   31,461,460 : 74,163,410 = 74,163,410 : x
2. Step 2: Convert to fraction form
   31,461,460/74,163,410 = 74,163,410/x
3. Step 3: Cross multiply
   31,461,460x = 74,163,410 × 74,163,410
4. Step 4: Simplify right side
   31,461,460x = 5,500,211,382,828,100
5. Step 5: Solve for x
   x = 5,500,211,382,828,100/31,461,460
6. Step 6: Final answer
   x = 174,823,780.68