Finding the Third Proportional to 60,879,528 and 142,078,644

Step by Step Solution

1. Step 1: Write the proportion equation
   60,879,528 : 142,078,644 = 142,078,644 : x
2. Step 2: Convert to fraction form
   60,879,528/142,078,644 = 142,078,644/x
3. Step 3: Cross multiply
   60,879,528x = 142,078,644 × 142,078,644
4. Step 4: Simplify right side
   60,879,528x = 20,186,341,080,878,736
5. Step 5: Solve for x
   x = 20,186,341,080,878,736/60,879,528
6. Step 6: Final answer
   x = 331,578,475.46