Finding the Third Proportional to 210,544,374 and 469,499,625

Step by Step Solution

1. Step 1: Write the proportion equation
   210,544,374 : 469,499,625 = 469,499,625 : x
2. Step 2: Convert to fraction form
   210,544,374/469,499,625 = 469,499,625/x
3. Step 3: Cross multiply
   210,544,374x = 469,499,625 × 469,499,625
4. Step 4: Simplify right side
   210,544,374x = 220,429,897,875,140,640
5. Step 5: Solve for x
   x = 220,429,897,875,140,640/210,544,374
6. Step 6: Final answer
   x = 1,046,952,211.01