Finding the Third Proportional to 1,245,592.69 and 1,868,389.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,245,592.69 : 1,868,389.03 = 1,868,389.03 : x
2. Step 2: Convert to fraction form
   1,245,592.69/1,868,389.03 = 1,868,389.03/x
3. Step 3: Cross multiply
   1,245,592.69x = 1,868,389.03 × 1,868,389.03
4. Step 4: Simplify right side
   1,245,592.69x = 3,490,877,572,095.31
5. Step 5: Solve for x
   x = 3,490,877,572,095.31/1,245,592.69
6. Step 6: Final answer
   x = 2,802,583.55