Finding the Third Proportional to 4,722,462.50 and 10,012,438

Step by Step Solution

1. Step 1: Write the proportion equation
   4,722,462.50 : 10,012,438 = 10,012,438 : x
2. Step 2: Convert to fraction form
   4,722,462.50/10,012,438 = 10,012,438/x
3. Step 3: Cross multiply
   4,722,462.50x = 10,012,438 × 10,012,438
4. Step 4: Simplify right side
   4,722,462.50x = 100,248,914,703,844
5. Step 5: Solve for x
   x = 100,248,914,703,844/4,722,462.50
6. Step 6: Final answer
   x = 21,228,101.80