Finding the Third Proportional to 6,781,332 and 10,172,011.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,781,332 : 10,172,011.50 = 10,172,011.50 : x
2. Step 2: Convert to fraction form
   6,781,332/10,172,011.50 = 10,172,011.50/x
3. Step 3: Cross multiply
   6,781,332x = 10,172,011.50 × 10,172,011.50
4. Step 4: Simplify right side
   6,781,332x = 103,469,817,956,132.25
5. Step 5: Solve for x
   x = 103,469,817,956,132.25/6,781,332
6. Step 6: Final answer
   x = 15,258,037.50