Finding the Third Proportional to 99,713.11 and 148,003.88

Step by Step Solution

1. Step 1: Write the proportion equation
   99,713.11 : 148,003.88 = 148,003.88 : x
2. Step 2: Convert to fraction form
   99,713.11/148,003.88 = 148,003.88/x
3. Step 3: Cross multiply
   99,713.11x = 148,003.88 × 148,003.88
4. Step 4: Simplify right side
   99,713.11x = 21,905,147,015.02
5. Step 5: Solve for x
   x = 21,905,147,015.02/99,713.11
6. Step 6: Final answer
   x = 219,681.72