Finding the Third Proportional to 42,052,280 and 61,481,904

Step by Step Solution

1. Step 1: Write the proportion equation
   42,052,280 : 61,481,904 = 61,481,904 : x
2. Step 2: Convert to fraction form
   42,052,280/61,481,904 = 61,481,904/x
3. Step 3: Cross multiply
   42,052,280x = 61,481,904 × 61,481,904
4. Step 4: Simplify right side
   42,052,280x = 3,780,024,519,465,216
5. Step 5: Solve for x
   x = 3,780,024,519,465,216/42,052,280
6. Step 6: Final answer
   x = 89,888,693.78