Finding the Third Proportional to 105,921 and 155,347.88

Step by Step Solution

1. Step 1: Write the proportion equation
   105,921 : 155,347.88 = 155,347.88 : x
2. Step 2: Convert to fraction form
   105,921/155,347.88 = 155,347.88/x
3. Step 3: Cross multiply
   105,921x = 155,347.88 × 155,347.88
4. Step 4: Simplify right side
   105,921x = 24,132,962,267.02
5. Step 5: Solve for x
   x = 24,132,962,267.02/105,921
6. Step 6: Final answer
   x = 227,839.26