Finding the Third Proportional to 907,861.50 and 1,966,018.50

Step by Step Solution

1. Step 1: Write the proportion equation
   907,861.50 : 1,966,018.50 = 1,966,018.50 : x
2. Step 2: Convert to fraction form
   907,861.50/1,966,018.50 = 1,966,018.50/x
3. Step 3: Cross multiply
   907,861.50x = 1,966,018.50 × 1,966,018.50
4. Step 4: Simplify right side
   907,861.50x = 3,865,228,742,342.25
5. Step 5: Solve for x
   x = 3,865,228,742,342.25/907,861.50
6. Step 6: Final answer
   x = 4,257,509.26