Finding the Fourth Proportional to 39,164,300.47, 58,746,439.59 and 12,237,956.47

Step by Step Solution

1. Step 1: Write the proportion equation
   39,164,300.47 : 58,746,439.59 = 12,237,956.47 : x
2. Step 2: Convert to fraction form
   39,164,300.47/58,746,439.59 = 12,237,956.47/x
3. Step 3: Cross multiply
   39,164,300.47x = 58,746,439.59 × 12,237,956.47
4. Step 4: Simplify right side
   39,164,300.47x = 718,936,370,469,904.75
5. Step 5: Solve for x
   x = 718,936,370,469,904.75/39,164,300.47
6. Step 6: Final answer
   x = 18,356,931.23