Finding the Third Proportional to 93,807 and 191,434.50

Step by Step Solution

1. Step 1: Write the proportion equation
   93,807 : 191,434.50 = 191,434.50 : x
2. Step 2: Convert to fraction form
   93,807/191,434.50 = 191,434.50/x
3. Step 3: Cross multiply
   93,807x = 191,434.50 × 191,434.50
4. Step 4: Simplify right side
   93,807x = 36,647,167,790.25
5. Step 5: Solve for x
   x = 36,647,167,790.25/93,807
6. Step 6: Final answer
   x = 390,665.60