Finding the Third Proportional to 117,924 and 254,521.50

Step by Step Solution

1. Step 1: Write the proportion equation
   117,924 : 254,521.50 = 254,521.50 : x
2. Step 2: Convert to fraction form
   117,924/254,521.50 = 254,521.50/x
3. Step 3: Cross multiply
   117,924x = 254,521.50 × 254,521.50
4. Step 4: Simplify right side
   117,924x = 64,781,193,962.25
5. Step 5: Solve for x
   x = 64,781,193,962.25/117,924
6. Step 6: Final answer
   x = 549,346.99