Finding the Third Proportional to 42,043,055 and 91,224,478

Step by Step Solution

1. Step 1: Write the proportion equation
   42,043,055 : 91,224,478 = 91,224,478 : x
2. Step 2: Convert to fraction form
   42,043,055/91,224,478 = 91,224,478/x
3. Step 3: Cross multiply
   42,043,055x = 91,224,478 × 91,224,478
4. Step 4: Simplify right side
   42,043,055x = 8,321,905,386,372,484
5. Step 5: Solve for x
   x = 8,321,905,386,372,484/42,043,055
6. Step 6: Final answer
   x = 197,937,694.74