Finding the Fourth Proportional to 21,776,475.50, 30,052,329.77 and 11,852,878.76

Step by Step Solution

1. Step 1: Write the proportion equation
   21,776,475.50 : 30,052,329.77 = 11,852,878.76 : x
2. Step 2: Convert to fraction form
   21,776,475.50/30,052,329.77 = 11,852,878.76/x
3. Step 3: Cross multiply
   21,776,475.50x = 30,052,329.77 × 11,852,878.76
4. Step 4: Simplify right side
   21,776,475.50x = 356,206,621,160,084.31
5. Step 5: Solve for x
   x = 356,206,621,160,084.31/21,776,475.50
6. Step 6: Final answer
   x = 16,357,404.63