Finding the Third Proportional to 375,880.50 and 788,666.63

Step by Step Solution

1. Step 1: Write the proportion equation
   375,880.50 : 788,666.63 = 788,666.63 : x
2. Step 2: Convert to fraction form
   375,880.50/788,666.63 = 788,666.63/x
3. Step 3: Cross multiply
   375,880.50x = 788,666.63 × 788,666.63
4. Step 4: Simplify right side
   375,880.50x = 621,995,045,388.89
5. Step 5: Solve for x
   x = 621,995,045,388.89/375,880.50
6. Step 6: Final answer
   x = 1,654,768.06