Finding the Third Proportional to 1,661,641.50 and 3,553,566

Step by Step Solution

1. Step 1: Write the proportion equation
   1,661,641.50 : 3,553,566 = 3,553,566 : x
2. Step 2: Convert to fraction form
   1,661,641.50/3,553,566 = 3,553,566/x
3. Step 3: Cross multiply
   1,661,641.50x = 3,553,566 × 3,553,566
4. Step 4: Simplify right side
   1,661,641.50x = 12,627,831,316,356
5. Step 5: Solve for x
   x = 12,627,831,316,356/1,661,641.50
6. Step 6: Final answer
   x = 7,599,612.38