Finding the Fourth Proportional to 32,951,660,438.12, 45,482,969,061.63 and 21,521,976,613.20

Step by Step Solution

1. Step 1: Write the proportion equation
   32,951,660,438.12 : 45,482,969,061.63 = 21,521,976,613.20 : x
2. Step 2: Convert to fraction form
   32,951,660,438.12/45,482,969,061.63 = 21,521,976,613.20/x
3. Step 3: Cross multiply
   32,951,660,438.12x = 45,482,969,061.63 × 21,521,976,613.20
4. Step 4: Simplify right side
   32,951,660,438.12x = 978,883,396,443,300,036,608
5. Step 5: Solve for x
   x = 978,883,396,443,300,036,608/32,951,660,438.12
6. Step 6: Final answer
   x = 29,706,648,570.31