Finding the Third Proportional to 89,140 and 118,326

Step by Step Solution

1. Step 1: Write the proportion equation
   89,140 : 118,326 = 118,326 : x
2. Step 2: Convert to fraction form
   89,140/118,326 = 118,326/x
3. Step 3: Cross multiply
   89,140x = 118,326 × 118,326
4. Step 4: Simplify right side
   89,140x = 14,001,042,276
5. Step 5: Solve for x
   x = 14,001,042,276/89,140
6. Step 6: Final answer
   x = 157,068.01