Finding the Fourth Proportional to 70,612,167.96, 105,918,096.42 and 18,796,782.24

Step by Step Solution

1. Step 1: Write the proportion equation
   70,612,167.96 : 105,918,096.42 = 18,796,782.24 : x
2. Step 2: Convert to fraction form
   70,612,167.96/105,918,096.42 = 18,796,782.24/x
3. Step 3: Cross multiply
   70,612,167.96x = 105,918,096.42 × 18,796,782.24
4. Step 4: Simplify right side
   70,612,167.96x = 1,990,919,393,682,063.50
5. Step 5: Solve for x
   x = 1,990,919,393,682,063.50/70,612,167.96
6. Step 6: Final answer
   x = 28,195,131.96