Finding the Third Proportional to 112,770 and 149,061.75

Step by Step Solution

1. Step 1: Write the proportion equation
   112,770 : 149,061.75 = 149,061.75 : x
2. Step 2: Convert to fraction form
   112,770/149,061.75 = 149,061.75/x
3. Step 3: Cross multiply
   112,770x = 149,061.75 × 149,061.75
4. Step 4: Simplify right side
   112,770x = 22,219,405,313.06
5. Step 5: Solve for x
   x = 22,219,405,313.06/112,770
6. Step 6: Final answer
   x = 197,032.95