Finding the Third Proportional to 62,312 and 99,196

Step by Step Solution

1. Step 1: Write the proportion equation
   62,312 : 99,196 = 99,196 : x
2. Step 2: Convert to fraction form
   62,312/99,196 = 99,196/x
3. Step 3: Cross multiply
   62,312x = 99,196 × 99,196
4. Step 4: Simplify right side
   62,312x = 9,839,846,416
5. Step 5: Solve for x
   x = 9,839,846,416/62,312
6. Step 6: Final answer
   x = 157,912.54