Finding the Third Proportional to 19,908 and 29,407.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,908 : 29,407.50 = 29,407.50 : x
2. Step 2: Convert to fraction form
   19,908/29,407.50 = 29,407.50/x
3. Step 3: Cross multiply
   19,908x = 29,407.50 × 29,407.50
4. Step 4: Simplify right side
   19,908x = 864,801,056.25
5. Step 5: Solve for x
   x = 864,801,056.25/19,908
6. Step 6: Final answer
   x = 43,439.88