Finding the Third Proportional to 623,927.50 and 1,342,427.50

Step by Step Solution

1. Step 1: Write the proportion equation
   623,927.50 : 1,342,427.50 = 1,342,427.50 : x
2. Step 2: Convert to fraction form
   623,927.50/1,342,427.50 = 1,342,427.50/x
3. Step 3: Cross multiply
   623,927.50x = 1,342,427.50 × 1,342,427.50
4. Step 4: Simplify right side
   623,927.50x = 1,802,111,592,756.25
5. Step 5: Solve for x
   x = 1,802,111,592,756.25/623,927.50
6. Step 6: Final answer
   x = 2,888,334.93