Finding the Fourth Proportional to 78,052,198.73, 107,711,950.10 and 42,770,864.12

Step by Step Solution

1. Step 1: Write the proportion equation
   78,052,198.73 : 107,711,950.10 = 42,770,864.12 : x
2. Step 2: Convert to fraction form
   78,052,198.73/107,711,950.10 = 42,770,864.12/x
3. Step 3: Cross multiply
   78,052,198.73x = 107,711,950.10 × 42,770,864.12
4. Step 4: Simplify right side
   78,052,198.73x = 4,606,933,181,074,907
5. Step 5: Solve for x
   x = 4,606,933,181,074,907/78,052,198.73
6. Step 6: Final answer
   x = 59,023,746.37