Finding the Third Proportional to 156,899 and 240,060

Step by Step Solution

1. Step 1: Write the proportion equation
   156,899 : 240,060 = 240,060 : x
2. Step 2: Convert to fraction form
   156,899/240,060 = 240,060/x
3. Step 3: Cross multiply
   156,899x = 240,060 × 240,060
4. Step 4: Simplify right side
   156,899x = 57,628,803,600
5. Step 5: Solve for x
   x = 57,628,803,600/156,899
6. Step 6: Final answer
   x = 367,298.73