Finding the Third Proportional to 42,443,900 and 90,938,482

Step by Step Solution

1. Step 1: Write the proportion equation
   42,443,900 : 90,938,482 = 90,938,482 : x
2. Step 2: Convert to fraction form
   42,443,900/90,938,482 = 90,938,482/x
3. Step 3: Cross multiply
   42,443,900x = 90,938,482 × 90,938,482
4. Step 4: Simplify right side
   42,443,900x = 8,269,807,508,464,324
5. Step 5: Solve for x
   x = 8,269,807,508,464,324/42,443,900
6. Step 6: Final answer
   x = 194,840,896.06