Finding the Third Proportional to 1,563,396 and 3,426,060

Step by Step Solution

1. Step 1: Write the proportion equation
   1,563,396 : 3,426,060 = 3,426,060 : x
2. Step 2: Convert to fraction form
   1,563,396/3,426,060 = 3,426,060/x
3. Step 3: Cross multiply
   1,563,396x = 3,426,060 × 3,426,060
4. Step 4: Simplify right side
   1,563,396x = 11,737,887,123,600
5. Step 5: Solve for x
   x = 11,737,887,123,600/1,563,396
6. Step 6: Final answer
   x = 7,507,942.40