Finding the Third Proportional to 117,270 and 256,048.88

Step by Step Solution

1. Step 1: Write the proportion equation
   117,270 : 256,048.88 = 256,048.88 : x
2. Step 2: Convert to fraction form
   117,270/256,048.88 = 256,048.88/x
3. Step 3: Cross multiply
   117,270x = 256,048.88 × 256,048.88
4. Step 4: Simplify right side
   117,270x = 65,561,026,388.77
5. Step 5: Solve for x
   x = 65,561,026,388.77/117,270
6. Step 6: Final answer
   x = 559,060.51