Finding the Third Proportional to 485,762,340 and 746,184,150

Step by Step Solution

1. Step 1: Write the proportion equation
   485,762,340 : 746,184,150 = 746,184,150 : x
2. Step 2: Convert to fraction form
   485,762,340/746,184,150 = 746,184,150/x
3. Step 3: Cross multiply
   485,762,340x = 746,184,150 × 746,184,150
4. Step 4: Simplify right side
   485,762,340x = 556,790,785,711,222,528
5. Step 5: Solve for x
   x = 556,790,785,711,222,528/485,762,340
6. Step 6: Final answer
   x = 1,146,220,568.91