Finding the Third Proportional to 623,947.50 and 947,585.25

Step by Step Solution

1. Step 1: Write the proportion equation
   623,947.50 : 947,585.25 = 947,585.25 : x
2. Step 2: Convert to fraction form
   623,947.50/947,585.25 = 947,585.25/x
3. Step 3: Cross multiply
   623,947.50x = 947,585.25 × 947,585.25
4. Step 4: Simplify right side
   623,947.50x = 897,917,806,017.56
5. Step 5: Solve for x
   x = 897,917,806,017.56/623,947.50
6. Step 6: Final answer
   x = 1,439,091.92