Finding the Third Proportional to 656,186.50 and 938,346

Step by Step Solution

1. Step 1: Write the proportion equation
   656,186.50 : 938,346 = 938,346 : x
2. Step 2: Convert to fraction form
   656,186.50/938,346 = 938,346/x
3. Step 3: Cross multiply
   656,186.50x = 938,346 × 938,346
4. Step 4: Simplify right side
   656,186.50x = 880,493,215,716
5. Step 5: Solve for x
   x = 880,493,215,716/656,186.50
6. Step 6: Final answer
   x = 1,341,833.79