Finding the Third Proportional to 119,734,990 and 175,123,509

Step by Step Solution

1. Step 1: Write the proportion equation
   119,734,990 : 175,123,509 = 175,123,509 : x
2. Step 2: Convert to fraction form
   119,734,990/175,123,509 = 175,123,509/x
3. Step 3: Cross multiply
   119,734,990x = 175,123,509 × 175,123,509
4. Step 4: Simplify right side
   119,734,990x = 30,668,243,404,473,080
5. Step 5: Solve for x
   x = 30,668,243,404,473,080/119,734,990
6. Step 6: Final answer
   x = 256,134,346.40