Finding the Third Proportional to 117,900.56 and 254,561.06

Step by Step Solution

1. Step 1: Write the proportion equation
   117,900.56 : 254,561.06 = 254,561.06 : x
2. Step 2: Convert to fraction form
   117,900.56/254,561.06 = 254,561.06/x
3. Step 3: Cross multiply
   117,900.56x = 254,561.06 × 254,561.06
4. Step 4: Simplify right side
   117,900.56x = 64,801,334,541.13
5. Step 5: Solve for x
   x = 64,801,334,541.13/117,900.56
6. Step 6: Final answer
   x = 549,627.02