Finding the Fourth Proportional to 43,016,570.24, 64,524,796.50 and 19,974,904.88

Step by Step Solution

1. Step 1: Write the proportion equation
   43,016,570.24 : 64,524,796.50 = 19,974,904.88 : x
2. Step 2: Convert to fraction form
   43,016,570.24/64,524,796.50 = 19,974,904.88/x
3. Step 3: Cross multiply
   43,016,570.24x = 64,524,796.50 × 19,974,904.88
4. Step 4: Simplify right side
   43,016,570.24x = 1,288,876,672,488,856.75
5. Step 5: Solve for x
   x = 1,288,876,672,488,856.75/43,016,570.24
6. Step 6: Final answer
   x = 29,962,329.99