Finding the Fourth Proportional to 31,645,109.95, 47,469,502.01 and 12,214,446.01

Step by Step Solution

1. Step 1: Write the proportion equation
   31,645,109.95 : 47,469,502.01 = 12,214,446.01 : x
2. Step 2: Convert to fraction form
   31,645,109.95/47,469,502.01 = 12,214,446.01/x
3. Step 3: Cross multiply
   31,645,109.95x = 47,469,502.01 × 12,214,446.01
4. Step 4: Simplify right side
   31,645,109.95x = 579,813,669,334,593.88
5. Step 5: Solve for x
   x = 579,813,669,334,593.88/31,645,109.95
6. Step 6: Final answer
   x = 18,322,378.10