Finding the Third Proportional to 674,448,807.50 and 1,011,673,210.50

Step by Step Solution

1. Step 1: Write the proportion equation
   674,448,807.50 : 1,011,673,210.50 = 1,011,673,210.50 : x
2. Step 2: Convert to fraction form
   674,448,807.50/1,011,673,210.50 = 1,011,673,210.50/x
3. Step 3: Cross multiply
   674,448,807.50x = 1,011,673,210.50 × 1,011,673,210.50
4. Step 4: Simplify right side
   674,448,807.50x = 1,023,482,684,843,377,280
5. Step 5: Solve for x
   x = 1,023,482,684,843,377,280/674,448,807.50
6. Step 6: Final answer
   x = 1,517,509,814.63