Finding the Fourth Proportional to 144,828,479.93, 199,861,908.27 and 78,749,002.71

Step by Step Solution

1. Step 1: Write the proportion equation
   144,828,479.93 : 199,861,908.27 = 78,749,002.71 : x
2. Step 2: Convert to fraction form
   144,828,479.93/199,861,908.27 = 78,749,002.71/x
3. Step 3: Cross multiply
   144,828,479.93x = 199,861,908.27 × 78,749,002.71
4. Step 4: Simplify right side
   144,828,479.93x = 15,738,925,955,684,692
5. Step 5: Solve for x
   x = 15,738,925,955,684,692/144,828,479.93
6. Step 6: Final answer
   x = 108,672,865.75