Finding the Third Proportional to 513,308 and 1,059,136

Step by Step Solution

1. Step 1: Write the proportion equation
   513,308 : 1,059,136 = 1,059,136 : x
2. Step 2: Convert to fraction form
   513,308/1,059,136 = 1,059,136/x
3. Step 3: Cross multiply
   513,308x = 1,059,136 × 1,059,136
4. Step 4: Simplify right side
   513,308x = 1,121,769,066,496
5. Step 5: Solve for x
   x = 1,121,769,066,496/513,308
6. Step 6: Final answer
   x = 2,185,372.26