Finding the Third Proportional to 409,673,424 and 598,956,870

Step by Step Solution

1. Step 1: Write the proportion equation
   409,673,424 : 598,956,870 = 598,956,870 : x
2. Step 2: Convert to fraction form
   409,673,424/598,956,870 = 598,956,870/x
3. Step 3: Cross multiply
   409,673,424x = 598,956,870 × 598,956,870
4. Step 4: Simplify right side
   409,673,424x = 358,749,332,120,196,928
5. Step 5: Solve for x
   x = 358,749,332,120,196,928/409,673,424
6. Step 6: Final answer
   x = 875,695,886.29