Finding the Third Proportional to 42,036,776 and 90,556,144

Step by Step Solution

1. Step 1: Write the proportion equation
   42,036,776 : 90,556,144 = 90,556,144 : x
2. Step 2: Convert to fraction form
   42,036,776/90,556,144 = 90,556,144/x
3. Step 3: Cross multiply
   42,036,776x = 90,556,144 × 90,556,144
4. Step 4: Simplify right side
   42,036,776x = 8,200,415,216,148,736
5. Step 5: Solve for x
   x = 8,200,415,216,148,736/42,036,776
6. Step 6: Final answer
   x = 195,077,168.05