Finding the Third Proportional to 78,426,522 and 118,648,452

Step by Step Solution

1. Step 1: Write the proportion equation
   78,426,522 : 118,648,452 = 118,648,452 : x
2. Step 2: Convert to fraction form
   78,426,522/118,648,452 = 118,648,452/x
3. Step 3: Cross multiply
   78,426,522x = 118,648,452 × 118,648,452
4. Step 4: Simplify right side
   78,426,522x = 14,077,455,161,996,304
5. Step 5: Solve for x
   x = 14,077,455,161,996,304/78,426,522
6. Step 6: Final answer
   x = 179,498,654.32