Finding the Third Proportional to 784,645.31 and 1,663,463.25

Step by Step Solution

1. Step 1: Write the proportion equation
   784,645.31 : 1,663,463.25 = 1,663,463.25 : x
2. Step 2: Convert to fraction form
   784,645.31/1,663,463.25 = 1,663,463.25/x
3. Step 3: Cross multiply
   784,645.31x = 1,663,463.25 × 1,663,463.25
4. Step 4: Simplify right side
   784,645.31x = 2,767,109,984,100.56
5. Step 5: Solve for x
   x = 2,767,109,984,100.56/784,645.31
6. Step 6: Final answer
   x = 3,526,574.29