Finding the Third Proportional to 42,255,339 and 89,049,533

Step by Step Solution

1. Step 1: Write the proportion equation
   42,255,339 : 89,049,533 = 89,049,533 : x
2. Step 2: Convert to fraction form
   42,255,339/89,049,533 = 89,049,533/x
3. Step 3: Cross multiply
   42,255,339x = 89,049,533 × 89,049,533
4. Step 4: Simplify right side
   42,255,339x = 7,929,819,327,518,089
5. Step 5: Solve for x
   x = 7,929,819,327,518,089/42,255,339
6. Step 6: Final answer
   x = 187,664,316.87