Finding the Third Proportional to 89,510.91 and 194,999.06

Step by Step Solution

1. Step 1: Write the proportion equation
   89,510.91 : 194,999.06 = 194,999.06 : x
2. Step 2: Convert to fraction form
   89,510.91/194,999.06 = 194,999.06/x
3. Step 3: Cross multiply
   89,510.91x = 194,999.06 × 194,999.06
4. Step 4: Simplify right side
   89,510.91x = 38,024,634,375.88
5. Step 5: Solve for x
   x = 38,024,634,375.88/89,510.91
6. Step 6: Final answer
   x = 424,804.48