Finding the Fourth Proportional to 19,947,016.33, 29,920,532.69 and 4,800,947.83

Step by Step Solution

1. Step 1: Write the proportion equation
   19,947,016.33 : 29,920,532.69 = 4,800,947.83 : x
2. Step 2: Convert to fraction form
   19,947,016.33/29,920,532.69 = 4,800,947.83/x
3. Step 3: Cross multiply
   19,947,016.33x = 29,920,532.69 × 4,800,947.83
4. Step 4: Simplify right side
   19,947,016.33x = 143,646,916,490,499.56
5. Step 5: Solve for x
   x = 143,646,916,490,499.56/19,947,016.33
6. Step 6: Final answer
   x = 7,201,423.72