Finding the Third Proportional to 99,151.50 and 148,946.63

Step by Step Solution

1. Step 1: Write the proportion equation
   99,151.50 : 148,946.63 = 148,946.63 : x
2. Step 2: Convert to fraction form
   99,151.50/148,946.63 = 148,946.63/x
3. Step 3: Cross multiply
   99,151.50x = 148,946.63 × 148,946.63
4. Step 4: Simplify right side
   99,151.50x = 22,185,097,098.89
5. Step 5: Solve for x
   x = 22,185,097,098.89/99,151.50
6. Step 6: Final answer
   x = 223,749.49