Finding the Fourth Proportional to 8,756,358,978.74, 13,155,492,307.14 and 5,614,728,751.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,756,358,978.74 : 13,155,492,307.14 = 5,614,728,751.98 : x
2. Step 2: Convert to fraction form
   8,756,358,978.74/13,155,492,307.14 = 5,614,728,751.98/x
3. Step 3: Cross multiply
   8,756,358,978.74x = 13,155,492,307.14 × 5,614,728,751.98
4. Step 4: Simplify right side
   8,756,358,978.74x = 73,864,520,903,350,648,832
5. Step 5: Solve for x
   x = 73,864,520,903,350,648,832/8,756,358,978.74
6. Step 6: Final answer
   x = 8,435,529,091.80