Finding the Third Proportional to 60,493 and 90,799.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,493 : 90,799.50 = 90,799.50 : x
2. Step 2: Convert to fraction form
   60,493/90,799.50 = 90,799.50/x
3. Step 3: Cross multiply
   60,493x = 90,799.50 × 90,799.50
4. Step 4: Simplify right side
   60,493x = 8,244,549,200.25
5. Step 5: Solve for x
   x = 8,244,549,200.25/60,493
6. Step 6: Final answer
   x = 136,289.31