Finding the Third Proportional to 624,393 and 929,677.50

Step by Step Solution

1. Step 1: Write the proportion equation
   624,393 : 929,677.50 = 929,677.50 : x
2. Step 2: Convert to fraction form
   624,393/929,677.50 = 929,677.50/x
3. Step 3: Cross multiply
   624,393x = 929,677.50 × 929,677.50
4. Step 4: Simplify right side
   624,393x = 864,300,254,006.25
5. Step 5: Solve for x
   x = 864,300,254,006.25/624,393
6. Step 6: Final answer
   x = 1,384,224.77