Finding the Third Proportional to 21,127 and 45,903.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,127 : 45,903.50 = 45,903.50 : x
2. Step 2: Convert to fraction form
   21,127/45,903.50 = 45,903.50/x
3. Step 3: Cross multiply
   21,127x = 45,903.50 × 45,903.50
4. Step 4: Simplify right side
   21,127x = 2,107,131,312.25
5. Step 5: Solve for x
   x = 2,107,131,312.25/21,127
6. Step 6: Final answer
   x = 99,736.42