Finding the Fourth Proportional to 34,493,697.21, 47,604,163.67 and 19,812,196.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,493,697.21 : 47,604,163.67 = 19,812,196.72 : x
2. Step 2: Convert to fraction form
   34,493,697.21/47,604,163.67 = 19,812,196.72/x
3. Step 3: Cross multiply
   34,493,697.21x = 47,604,163.67 × 19,812,196.72
4. Step 4: Simplify right side
   34,493,697.21x = 943,143,055,467,300.75
5. Step 5: Solve for x
   x = 943,143,055,467,300.75/34,493,697.21
6. Step 6: Final answer
   x = 27,342,475.05