Finding the Third Proportional to 156,172 and 242,034

Step by Step Solution

1. Step 1: Write the proportion equation
   156,172 : 242,034 = 242,034 : x
2. Step 2: Convert to fraction form
   156,172/242,034 = 242,034/x
3. Step 3: Cross multiply
   156,172x = 242,034 × 242,034
4. Step 4: Simplify right side
   156,172x = 58,580,457,156
5. Step 5: Solve for x
   x = 58,580,457,156/156,172
6. Step 6: Final answer
   x = 375,102.18