Finding the Third Proportional to 1,590,322.50 and 3,314,781

Step by Step Solution

1. Step 1: Write the proportion equation
   1,590,322.50 : 3,314,781 = 3,314,781 : x
2. Step 2: Convert to fraction form
   1,590,322.50/3,314,781 = 3,314,781/x
3. Step 3: Cross multiply
   1,590,322.50x = 3,314,781 × 3,314,781
4. Step 4: Simplify right side
   1,590,322.50x = 10,987,773,077,961
5. Step 5: Solve for x
   x = 10,987,773,077,961/1,590,322.50
6. Step 6: Final answer
   x = 6,909,147.72