Finding the Third Proportional to 587,535,451 and 888,859,667.50

Step by Step Solution

1. Step 1: Write the proportion equation
   587,535,451 : 888,859,667.50 = 888,859,667.50 : x
2. Step 2: Convert to fraction form
   587,535,451/888,859,667.50 = 888,859,667.50/x
3. Step 3: Cross multiply
   587,535,451x = 888,859,667.50 × 888,859,667.50
4. Step 4: Simplify right side
   587,535,451x = 790,071,508,508,210,560
5. Step 5: Solve for x
   x = 790,071,508,508,210,560/587,535,451
6. Step 6: Final answer
   x = 1,344,721,424.32