Finding the Third Proportional to 39,518.25 and 70,264.88

Step by Step Solution

1. Step 1: Write the proportion equation
   39,518.25 : 70,264.88 = 70,264.88 : x
2. Step 2: Convert to fraction form
   39,518.25/70,264.88 = 70,264.88/x
3. Step 3: Cross multiply
   39,518.25x = 70,264.88 × 70,264.88
4. Step 4: Simplify right side
   39,518.25x = 4,937,152,658.77
5. Step 5: Solve for x
   x = 4,937,152,658.77/39,518.25
6. Step 6: Final answer
   x = 124,933.48