Finding the Third Proportional to 362,171,520 and 784,510,174

Step by Step Solution

1. Step 1: Write the proportion equation
   362,171,520 : 784,510,174 = 784,510,174 : x
2. Step 2: Convert to fraction form
   362,171,520/784,510,174 = 784,510,174/x
3. Step 3: Cross multiply
   362,171,520x = 784,510,174 × 784,510,174
4. Step 4: Simplify right side
   362,171,520x = 615,456,213,109,510,272
5. Step 5: Solve for x
   x = 615,456,213,109,510,272/362,171,520
6. Step 6: Final answer
   x = 1,699,350,112.09