Finding the Third Proportional to 19,847,047 and 42,565,763.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,847,047 : 42,565,763.75 = 42,565,763.75 : x
2. Step 2: Convert to fraction form
   19,847,047/42,565,763.75 = 42,565,763.75/x
3. Step 3: Cross multiply
   19,847,047x = 42,565,763.75 × 42,565,763.75
4. Step 4: Simplify right side
   19,847,047x = 1,811,844,243,620,814
5. Step 5: Solve for x
   x = 1,811,844,243,620,814/19,847,047
6. Step 6: Final answer
   x = 91,290,368.97