Finding the Third Proportional to 153,056.50 and 357,412

Step by Step Solution

1. Step 1: Write the proportion equation
   153,056.50 : 357,412 = 357,412 : x
2. Step 2: Convert to fraction form
   153,056.50/357,412 = 357,412/x
3. Step 3: Cross multiply
   153,056.50x = 357,412 × 357,412
4. Step 4: Simplify right side
   153,056.50x = 127,743,337,744
5. Step 5: Solve for x
   x = 127,743,337,744/153,056.50
6. Step 6: Final answer
   x = 834,615.57