Finding the Third Proportional to 51,495,995 and 72,171,498

Step by Step Solution

1. Step 1: Write the proportion equation
   51,495,995 : 72,171,498 = 72,171,498 : x
2. Step 2: Convert to fraction form
   51,495,995/72,171,498 = 72,171,498/x
3. Step 3: Cross multiply
   51,495,995x = 72,171,498 × 72,171,498
4. Step 4: Simplify right side
   51,495,995x = 5,208,725,123,564,004
5. Step 5: Solve for x
   x = 5,208,725,123,564,004/51,495,995
6. Step 6: Final answer
   x = 101,148,159.65