Finding the Fourth Proportional to 19,443,045.28, 29,139,200.88 and 14,069,794.72

Step by Step Solution

1. Step 1: Write the proportion equation
   19,443,045.28 : 29,139,200.88 = 14,069,794.72 : x
2. Step 2: Convert to fraction form
   19,443,045.28/29,139,200.88 = 14,069,794.72/x
3. Step 3: Cross multiply
   19,443,045.28x = 29,139,200.88 × 14,069,794.72
4. Step 4: Simplify right side
   19,443,045.28x = 409,982,574,686,443.38
5. Step 5: Solve for x
   x = 409,982,574,686,443.38/19,443,045.28
6. Step 6: Final answer
   x = 21,086,335.44