Finding the Third Proportional to 1,108,803.94 and 1,621,109.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,108,803.94 : 1,621,109.95 = 1,621,109.95 : x
2. Step 2: Convert to fraction form
   1,108,803.94/1,621,109.95 = 1,621,109.95/x
3. Step 3: Cross multiply
   1,108,803.94x = 1,621,109.95 × 1,621,109.95
4. Step 4: Simplify right side
   1,108,803.94x = 2,627,997,480,120.94
5. Step 5: Solve for x
   x = 2,627,997,480,120.94/1,108,803.94
6. Step 6: Final answer
   x = 2,370,119.18