Finding the Third Proportional to 191,889 and 301,002.75

Step by Step Solution

1. Step 1: Write the proportion equation
   191,889 : 301,002.75 = 301,002.75 : x
2. Step 2: Convert to fraction form
   191,889/301,002.75 = 301,002.75/x
3. Step 3: Cross multiply
   191,889x = 301,002.75 × 301,002.75
4. Step 4: Simplify right side
   191,889x = 90,602,655,507.56
5. Step 5: Solve for x
   x = 90,602,655,507.56/191,889
6. Step 6: Final answer
   x = 472,161.80