Finding the Third Proportional to 485,718,774.33 and 746,123,448.94

Step by Step Solution

1. Step 1: Write the proportion equation
   485,718,774.33 : 746,123,448.94 = 746,123,448.94 : x
2. Step 2: Convert to fraction form
   485,718,774.33/746,123,448.94 = 746,123,448.94/x
3. Step 3: Cross multiply
   485,718,774.33x = 746,123,448.94 × 746,123,448.94
4. Step 4: Simplify right side
   485,718,774.33x = 556,700,201,054,390,144
5. Step 5: Solve for x
   x = 556,700,201,054,390,144/485,718,774.33
6. Step 6: Final answer
   x = 1,146,136,881.01