Finding the Fourth Proportional to 21,562,300,050.65, 29,750,872,575.69 and 12,524,688,850.13

Step by Step Solution

1. Step 1: Write the proportion equation
   21,562,300,050.65 : 29,750,872,575.69 = 12,524,688,850.13 : x
2. Step 2: Convert to fraction form
   21,562,300,050.65/29,750,872,575.69 = 12,524,688,850.13/x
3. Step 3: Cross multiply
   21,562,300,050.65x = 29,750,872,575.69 × 12,524,688,850.13
4. Step 4: Simplify right side
   21,562,300,050.65x = 372,620,422,030,234,157,056
5. Step 5: Solve for x
   x = 372,620,422,030,234,157,056/21,562,300,050.65
6. Step 6: Final answer
   x = 17,281,107,356.59