Finding the Third Proportional to 27,838,300 and 42,589,482

Step by Step Solution

1. Step 1: Write the proportion equation
   27,838,300 : 42,589,482 = 42,589,482 : x
2. Step 2: Convert to fraction form
   27,838,300/42,589,482 = 42,589,482/x
3. Step 3: Cross multiply
   27,838,300x = 42,589,482 × 42,589,482
4. Step 4: Simplify right side
   27,838,300x = 1,813,863,977,028,324
5. Step 5: Solve for x
   x = 1,813,863,977,028,324/27,838,300
6. Step 6: Final answer
   x = 65,157,138.80