Finding the Third Proportional to 156,768 and 234,784

Step by Step Solution

1. Step 1: Write the proportion equation
   156,768 : 234,784 = 234,784 : x
2. Step 2: Convert to fraction form
   156,768/234,784 = 234,784/x
3. Step 3: Cross multiply
   156,768x = 234,784 × 234,784
4. Step 4: Simplify right side
   156,768x = 55,123,526,656
5. Step 5: Solve for x
   x = 55,123,526,656/156,768
6. Step 6: Final answer
   x = 351,624.86