Finding the Third Proportional to 19,438 and 29,151.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,438 : 29,151.75 = 29,151.75 : x
2. Step 2: Convert to fraction form
   19,438/29,151.75 = 29,151.75/x
3. Step 3: Cross multiply
   19,438x = 29,151.75 × 29,151.75
4. Step 4: Simplify right side
   19,438x = 849,824,528.06
5. Step 5: Solve for x
   x = 849,824,528.06/19,438
6. Step 6: Final answer
   x = 43,719.75