Finding the Third Proportional to 59,292,552 and 128,482,116

Step by Step Solution

1. Step 1: Write the proportion equation
   59,292,552 : 128,482,116 = 128,482,116 : x
2. Step 2: Convert to fraction form
   59,292,552/128,482,116 = 128,482,116/x
3. Step 3: Cross multiply
   59,292,552x = 128,482,116 × 128,482,116
4. Step 4: Simplify right side
   59,292,552x = 16,507,654,131,837,456
5. Step 5: Solve for x
   x = 16,507,654,131,837,456/59,292,552
6. Step 6: Final answer
   x = 278,410,248.42