Finding the Third Proportional to 42,250 and 91,798.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,250 : 91,798.50 = 91,798.50 : x
2. Step 2: Convert to fraction form
   42,250/91,798.50 = 91,798.50/x
3. Step 3: Cross multiply
   42,250x = 91,798.50 × 91,798.50
4. Step 4: Simplify right side
   42,250x = 8,426,964,602.25
5. Step 5: Solve for x
   x = 8,426,964,602.25/42,250
6. Step 6: Final answer
   x = 199,454.78