Finding the Fourth Proportional to 10,350,848,688.35, 15,515,691,451.72 and 5,102,384,611.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,350,848,688.35 : 15,515,691,451.72 = 5,102,384,611.55 : x
2. Step 2: Convert to fraction form
   10,350,848,688.35/15,515,691,451.72 = 5,102,384,611.55/x
3. Step 3: Cross multiply
   10,350,848,688.35x = 15,515,691,451.72 × 5,102,384,611.55
4. Step 4: Simplify right side
   10,350,848,688.35x = 79,167,025,300,814,004,224
5. Step 5: Solve for x
   x = 79,167,025,300,814,004,224/10,350,848,688.35
6. Step 6: Final answer
   x = 7,648,360,794.79