Finding the Third Proportional to 613,426.50 and 931,162.50

Step by Step Solution

1. Step 1: Write the proportion equation
   613,426.50 : 931,162.50 = 931,162.50 : x
2. Step 2: Convert to fraction form
   613,426.50/931,162.50 = 931,162.50/x
3. Step 3: Cross multiply
   613,426.50x = 931,162.50 × 931,162.50
4. Step 4: Simplify right side
   613,426.50x = 867,063,601,406.25
5. Step 5: Solve for x
   x = 867,063,601,406.25/613,426.50
6. Step 6: Final answer
   x = 1,413,475.94