Finding the Third Proportional to 42,256,123 and 89,050,817

Step by Step Solution

1. Step 1: Write the proportion equation
   42,256,123 : 89,050,817 = 89,050,817 : x
2. Step 2: Convert to fraction form
   42,256,123/89,050,817 = 89,050,817/x
3. Step 3: Cross multiply
   42,256,123x = 89,050,817 × 89,050,817
4. Step 4: Simplify right side
   42,256,123x = 7,930,048,008,367,489
5. Step 5: Solve for x
   x = 7,930,048,008,367,489/42,256,123
6. Step 6: Final answer
   x = 187,666,246.82