Finding the Third Proportional to 901.88 and 1,969.31

Step by Step Solution

1. Step 1: Write the proportion equation
   901.88 : 1,969.31 = 1,969.31 : x
2. Step 2: Convert to fraction form
   901.88/1,969.31 = 1,969.31/x
3. Step 3: Cross multiply
   901.88x = 1,969.31 × 1,969.31
4. Step 4: Simplify right side
   901.88x = 3,878,191.72
5. Step 5: Solve for x
   x = 3,878,191.72/901.88
6. Step 6: Final answer
   x = 4,300.14