Finding the Third Proportional to 99,690 and 148,094

Step by Step Solution

1. Step 1: Write the proportion equation
   99,690 : 148,094 = 148,094 : x
2. Step 2: Convert to fraction form
   99,690/148,094 = 148,094/x
3. Step 3: Cross multiply
   99,690x = 148,094 × 148,094
4. Step 4: Simplify right side
   99,690x = 21,931,832,836
5. Step 5: Solve for x
   x = 21,931,832,836/99,690
6. Step 6: Final answer
   x = 220,000.33