Finding the Third Proportional to 375,781.50 and 788,488.88

Step by Step Solution

1. Step 1: Write the proportion equation
   375,781.50 : 788,488.88 = 788,488.88 : x
2. Step 2: Convert to fraction form
   375,781.50/788,488.88 = 788,488.88/x
3. Step 3: Cross multiply
   375,781.50x = 788,488.88 × 788,488.88
4. Step 4: Simplify right side
   375,781.50x = 621,714,705,998.77
5. Step 5: Solve for x
   x = 621,714,705,998.77/375,781.50
6. Step 6: Final answer
   x = 1,654,457.99