Finding the Third Proportional to 19,847,046 and 42,565,761.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,847,046 : 42,565,761.75 = 42,565,761.75 : x
2. Step 2: Convert to fraction form
   19,847,046/42,565,761.75 = 42,565,761.75/x
3. Step 3: Cross multiply
   19,847,046x = 42,565,761.75 × 42,565,761.75
4. Step 4: Simplify right side
   19,847,046x = 1,811,844,073,357,763
5. Step 5: Solve for x
   x = 1,811,844,073,357,763/19,847,046
6. Step 6: Final answer
   x = 91,290,364.99