Finding the Third Proportional to 69,254 and 148,108

Step by Step Solution

1. Step 1: Write the proportion equation
   69,254 : 148,108 = 148,108 : x
2. Step 2: Convert to fraction form
   69,254/148,108 = 148,108/x
3. Step 3: Cross multiply
   69,254x = 148,108 × 148,108
4. Step 4: Simplify right side
   69,254x = 21,935,979,664
5. Step 5: Solve for x
   x = 21,935,979,664/69,254
6. Step 6: Final answer
   x = 316,746.75