Finding the Third Proportional to 175,546 and 384,428

Step by Step Solution

1. Step 1: Write the proportion equation
   175,546 : 384,428 = 384,428 : x
2. Step 2: Convert to fraction form
   175,546/384,428 = 384,428/x
3. Step 3: Cross multiply
   175,546x = 384,428 × 384,428
4. Step 4: Simplify right side
   175,546x = 147,784,887,184
5. Step 5: Solve for x
   x = 147,784,887,184/175,546
6. Step 6: Final answer
   x = 841,858.47