Finding the Third Proportional to 1,869,572.50 and 4,066,711.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,869,572.50 : 4,066,711.31 = 4,066,711.31 : x
2. Step 2: Convert to fraction form
   1,869,572.50/4,066,711.31 = 4,066,711.31/x
3. Step 3: Cross multiply
   1,869,572.50x = 4,066,711.31 × 4,066,711.31
4. Step 4: Simplify right side
   1,869,572.50x = 16,538,140,899,215.47
5. Step 5: Solve for x
   x = 16,538,140,899,215.47/1,869,572.50
6. Step 6: Final answer
   x = 8,845,947.90