Finding the Third Proportional to 104,641.88 and 149,445

Step by Step Solution

1. Step 1: Write the proportion equation
   104,641.88 : 149,445 = 149,445 : x
2. Step 2: Convert to fraction form
   104,641.88/149,445 = 149,445/x
3. Step 3: Cross multiply
   104,641.88x = 149,445 × 149,445
4. Step 4: Simplify right side
   104,641.88x = 22,333,808,025
5. Step 5: Solve for x
   x = 22,333,808,025/104,641.88
6. Step 6: Final answer
   x = 213,430.89