Finding the Fourth Proportional to 19,947,016.32, 29,920,532.68 and 4,800,947.82

Step by Step Solution

1. Step 1: Write the proportion equation
   19,947,016.32 : 29,920,532.68 = 4,800,947.82 : x
2. Step 2: Convert to fraction form
   19,947,016.32/29,920,532.68 = 4,800,947.82/x
3. Step 3: Cross multiply
   19,947,016.32x = 29,920,532.68 × 4,800,947.82
4. Step 4: Simplify right side
   19,947,016.32x = 143,646,916,143,284.75
5. Step 5: Solve for x
   x = 143,646,916,143,284.75/19,947,016.32
6. Step 6: Final answer
   x = 7,201,423.70