Finding the Third Proportional to 598,130 and 1,307,716

Step by Step Solution

1. Step 1: Write the proportion equation
   598,130 : 1,307,716 = 1,307,716 : x
2. Step 2: Convert to fraction form
   598,130/1,307,716 = 1,307,716/x
3. Step 3: Cross multiply
   598,130x = 1,307,716 × 1,307,716
4. Step 4: Simplify right side
   598,130x = 1,710,121,136,656
5. Step 5: Solve for x
   x = 1,710,121,136,656/598,130
6. Step 6: Final answer
   x = 2,859,112.80