Finding the Third Proportional to 406,725 and 885,832.50

Step by Step Solution

1. Step 1: Write the proportion equation
   406,725 : 885,832.50 = 885,832.50 : x
2. Step 2: Convert to fraction form
   406,725/885,832.50 = 885,832.50/x
3. Step 3: Cross multiply
   406,725x = 885,832.50 × 885,832.50
4. Step 4: Simplify right side
   406,725x = 784,699,218,056.25
5. Step 5: Solve for x
   x = 784,699,218,056.25/406,725
6. Step 6: Final answer
   x = 1,929,311.50