Finding the Third Proportional to 194,808 and 455,146

Step by Step Solution

1. Step 1: Write the proportion equation
   194,808 : 455,146 = 455,146 : x
2. Step 2: Convert to fraction form
   194,808/455,146 = 455,146/x
3. Step 3: Cross multiply
   194,808x = 455,146 × 455,146
4. Step 4: Simplify right side
   194,808x = 207,157,881,316
5. Step 5: Solve for x
   x = 207,157,881,316/194,808
6. Step 6: Final answer
   x = 1,063,395.14