Finding the Fourth Proportional to 78,709,268.58, 108,653,624.57 and 50,845,567.83

Step by Step Solution

1. Step 1: Write the proportion equation
   78,709,268.58 : 108,653,624.57 = 50,845,567.83 : x
2. Step 2: Convert to fraction form
   78,709,268.58/108,653,624.57 = 50,845,567.83/x
3. Step 3: Cross multiply
   78,709,268.58x = 108,653,624.57 × 50,845,567.83
4. Step 4: Simplify right side
   78,709,268.58x = 5,524,555,237,795,061
5. Step 5: Solve for x
   x = 5,524,555,237,795,061/78,709,268.58
6. Step 6: Final answer
   x = 70,189,386.05