Finding the Third Proportional to 42,645,186 and 62,368,410

Step by Step Solution

1. Step 1: Write the proportion equation
   42,645,186 : 62,368,410 = 62,368,410 : x
2. Step 2: Convert to fraction form
   42,645,186/62,368,410 = 62,368,410/x
3. Step 3: Cross multiply
   42,645,186x = 62,368,410 × 62,368,410
4. Step 4: Simplify right side
   42,645,186x = 3,889,818,565,928,100
5. Step 5: Solve for x
   x = 3,889,818,565,928,100/42,645,186
6. Step 6: Final answer
   x = 91,213,544.38